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Finding the Fourth Proportional to 156,915,098.60, 234,924,750.30 and 156,915,098.60

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Solution

The fourth proportional to 156,915,098.60, 234,924,750.30 and 156,915,098.60 is: 234,924,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,915,098.60 : 234,924,750.30 = 156,915,098.60 : x
  2. Step 2: Convert to fraction form
    156,915,098.60/234,924,750.30 = 156,915,098.60/x
  3. Step 3: Cross multiply
    156,915,098.60x = 234,924,750.30 × 156,915,098.60
  4. Step 4: Simplify right side
    156,915,098.60x = 36,863,240,356,904,880
  5. Step 5: Solve for x
    x = 36,863,240,356,904,880/156,915,098.60
  6. Step 6: Final answer
    x = 234,924,750.30

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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.