Home / 138,096,605.34-207,146,482.65-47,227,280.22

Finding the Fourth Proportional to 138,096,605.34, 207,146,482.65 and 47,227,280.22

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Solution

The fourth proportional to 138,096,605.34, 207,146,482.65 and 47,227,280.22 is: 70,841,458.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,096,605.34 : 207,146,482.65 = 47,227,280.22 : x
  2. Step 2: Convert to fraction form
    138,096,605.34/207,146,482.65 = 47,227,280.22/x
  3. Step 3: Cross multiply
    138,096,605.34x = 207,146,482.65 × 47,227,280.22
  4. Step 4: Simplify right side
    138,096,605.34x = 9,782,964,982,698,918
  5. Step 5: Solve for x
    x = 9,782,964,982,698,918/138,096,605.34
  6. Step 6: Final answer
    x = 70,841,458.84

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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.