Home / 159,789,085.13-239,752,676.97-85,926,534.00

Finding the Fourth Proportional to 159,789,085.13, 239,752,676.97 and 85,926,534.00

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Solution

The fourth proportional to 159,789,085.13, 239,752,676.97 and 85,926,534.00 is: 128,926,932.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,789,085.13 : 239,752,676.97 = 85,926,534.00 : x
  2. Step 2: Convert to fraction form
    159,789,085.13/239,752,676.97 = 85,926,534.00/x
  3. Step 3: Cross multiply
    159,789,085.13x = 239,752,676.97 × 85,926,534.00
  4. Step 4: Simplify right side
    159,789,085.13x = 20,601,116,549,916,692
  5. Step 5: Solve for x
    x = 20,601,116,549,916,692/159,789,085.13
  6. Step 6: Final answer
    x = 128,926,932.23

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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.