Home / 19,064,046,511.40-28,596,069,767.10-13,186,734,204.20

Finding the Fourth Proportional to 19,064,046,511.40, 28,596,069,767.10 and 13,186,734,204.20

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Solution

The fourth proportional to 19,064,046,511.40, 28,596,069,767.10 and 13,186,734,204.20 is: 19,780,101,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064,046,511.40 : 28,596,069,767.10 = 13,186,734,204.20 : x
  2. Step 2: Convert to fraction form
    19,064,046,511.40/28,596,069,767.10 = 13,186,734,204.20/x
  3. Step 3: Cross multiply
    19,064,046,511.40x = 28,596,069,767.10 × 13,186,734,204.20
  4. Step 4: Simplify right side
    19,064,046,511.40x = 377,088,771,303,507,099,648
  5. Step 5: Solve for x
    x = 377,088,771,303,507,099,648/19,064,046,511.40
  6. Step 6: Final answer
    x = 19,780,101,306.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.