Home / 109,251,503.28-150,765,290.93-59,690,810.37

Finding the Fourth Proportional to 109,251,503.28, 150,765,290.93 and 59,690,810.37

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Solution

The fourth proportional to 109,251,503.28, 150,765,290.93 and 59,690,810.37 is: 82,372,343.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,251,503.28 : 150,765,290.93 = 59,690,810.37 : x
  2. Step 2: Convert to fraction form
    109,251,503.28/150,765,290.93 = 59,690,810.37/x
  3. Step 3: Cross multiply
    109,251,503.28x = 150,765,290.93 × 59,690,810.37
  4. Step 4: Simplify right side
    109,251,503.28x = 8,999,302,390,982,057
  5. Step 5: Solve for x
    x = 8,999,302,390,982,057/109,251,503.28
  6. Step 6: Final answer
    x = 82,372,343.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.