Home / 159,616,287.40-239,088,507.90-132,742,431.40

Finding the Fourth Proportional to 159,616,287.40, 239,088,507.90 and 132,742,431.40

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Solution

The fourth proportional to 159,616,287.40, 239,088,507.90 and 132,742,431.40 is: 198,834,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,616,287.40 : 239,088,507.90 = 132,742,431.40 : x
  2. Step 2: Convert to fraction form
    159,616,287.40/239,088,507.90 = 132,742,431.40/x
  3. Step 3: Cross multiply
    159,616,287.40x = 239,088,507.90 × 132,742,431.40
  4. Step 4: Simplify right side
    159,616,287.40x = 31,737,189,858,444,112
  5. Step 5: Solve for x
    x = 31,737,189,858,444,112/159,616,287.40
  6. Step 6: Final answer
    x = 198,834,281.74

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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.