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Finding the Fourth Proportional to 404,726,251.32, 607,313,855.69 and 197,466,365.40

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Solution

The fourth proportional to 404,726,251.32, 607,313,855.69 and 197,466,365.40 is: 296,309,071.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,726,251.32 : 607,313,855.69 = 197,466,365.40 : x
  2. Step 2: Convert to fraction form
    404,726,251.32/607,313,855.69 = 197,466,365.40/x
  3. Step 3: Cross multiply
    404,726,251.32x = 607,313,855.69 × 197,466,365.40
  4. Step 4: Simplify right side
    404,726,251.32x = 119,924,059,737,640,160
  5. Step 5: Solve for x
    x = 119,924,059,737,640,160/404,726,251.32
  6. Step 6: Final answer
    x = 296,309,071.49

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