Home / 3,152,406,421.80-4,728,609,632.70-1,993,014,736.20

Finding the Fourth Proportional to 3,152,406,421.80, 4,728,609,632.70 and 1,993,014,736.20

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Solution

The fourth proportional to 3,152,406,421.80, 4,728,609,632.70 and 1,993,014,736.20 is: 2,989,522,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,406,421.80 : 4,728,609,632.70 = 1,993,014,736.20 : x
  2. Step 2: Convert to fraction form
    3,152,406,421.80/4,728,609,632.70 = 1,993,014,736.20/x
  3. Step 3: Cross multiply
    3,152,406,421.80x = 4,728,609,632.70 × 1,993,014,736.20
  4. Step 4: Simplify right side
    3,152,406,421.80x = 9,424,188,679,708,368,896
  5. Step 5: Solve for x
    x = 9,424,188,679,708,368,896/3,152,406,421.80
  6. Step 6: Final answer
    x = 2,989,522,104.30

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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.