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Finding the Fourth Proportional to 2,387,681,706.30, 3,581,522,559.45 and 2,387,681,706.30

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Solution

The fourth proportional to 2,387,681,706.30, 3,581,522,559.45 and 2,387,681,706.30 is: 3,581,522,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,681,706.30 : 3,581,522,559.45 = 2,387,681,706.30 : x
  2. Step 2: Convert to fraction form
    2,387,681,706.30/3,581,522,559.45 = 2,387,681,706.30/x
  3. Step 3: Cross multiply
    2,387,681,706.30x = 3,581,522,559.45 × 2,387,681,706.30
  4. Step 4: Simplify right side
    2,387,681,706.30x = 8,551,535,895,899,518,976
  5. Step 5: Solve for x
    x = 8,551,535,895,899,518,976/2,387,681,706.30
  6. Step 6: Final answer
    x = 3,581,522,559.45

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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.