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Finding the Fourth Proportional to 140,096,636.60, 209,767,041.30 and 140,096,636.60

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Solution

The fourth proportional to 140,096,636.60, 209,767,041.30 and 140,096,636.60 is: 209,767,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,096,636.60 : 209,767,041.30 = 140,096,636.60 : x
  2. Step 2: Convert to fraction form
    140,096,636.60/209,767,041.30 = 140,096,636.60/x
  3. Step 3: Cross multiply
    140,096,636.60x = 209,767,041.30 × 140,096,636.60
  4. Step 4: Simplify right side
    140,096,636.60x = 29,387,656,955,663,292
  5. Step 5: Solve for x
    x = 29,387,656,955,663,292/140,096,636.60
  6. Step 6: Final answer
    x = 209,767,041.30

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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.