Home / 142,151,446.92-213,240,182.76-39,914,795.64

Finding the Fourth Proportional to 142,151,446.92, 213,240,182.76 and 39,914,795.64

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Solution

The fourth proportional to 142,151,446.92, 213,240,182.76 and 39,914,795.64 is: 59,875,847.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,151,446.92 : 213,240,182.76 = 39,914,795.64 : x
  2. Step 2: Convert to fraction form
    142,151,446.92/213,240,182.76 = 39,914,795.64/x
  3. Step 3: Cross multiply
    142,151,446.92x = 213,240,182.76 × 39,914,795.64
  4. Step 4: Simplify right side
    142,151,446.92x = 8,511,438,317,101,651
  5. Step 5: Solve for x
    x = 8,511,438,317,101,651/142,151,446.92
  6. Step 6: Final answer
    x = 59,875,847.21

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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.