Home / 137,417,260.79-206,082,153.92-45,283,811.40

Finding the Fourth Proportional to 137,417,260.79, 206,082,153.92 and 45,283,811.40

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Solution

The fourth proportional to 137,417,260.79, 206,082,153.92 and 45,283,811.40 is: 67,911,304.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,417,260.79 : 206,082,153.92 = 45,283,811.40 : x
  2. Step 2: Convert to fraction form
    137,417,260.79/206,082,153.92 = 45,283,811.40/x
  3. Step 3: Cross multiply
    137,417,260.79x = 206,082,153.92 × 45,283,811.40
  4. Step 4: Simplify right side
    137,417,260.79x = 9,332,185,391,132,260
  5. Step 5: Solve for x
    x = 9,332,185,391,132,260/137,417,260.79
  6. Step 6: Final answer
    x = 67,911,304.14

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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.