Home / 13,635,769,406,528-18,817,211,872,130-7,385,478,941,996.40

Finding the Fourth Proportional to 13,635,769,406,528, 18,817,211,872,130 and 7,385,478,941,996.40

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Solution

The fourth proportional to 13,635,769,406,528, 18,817,211,872,130 and 7,385,478,941,996.40 is: 10,191,879,745,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,769,406,528 : 18,817,211,872,130 = 7,385,478,941,996.40 : x
  2. Step 2: Convert to fraction form
    13,635,769,406,528/18,817,211,872,130 = 7,385,478,941,996.40/x
  3. Step 3: Cross multiply
    13,635,769,406,528x = 18,817,211,872,130 × 7,385,478,941,996.40
  4. Step 4: Simplify right side
    13,635,769,406,528x = 138,974,122,028,700,777,163,259,904
  5. Step 5: Solve for x
    x = 138,974,122,028,700,777,163,259,904/13,635,769,406,528
  6. Step 6: Final answer
    x = 10,191,879,745,499.96

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Double scale
Find fourth proportional to 13,635,769,406,529, 18,817,211,872,131.38 and 7,385,478,941,997.40
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.