Home / 159,616,290.40-239,088,512.40-132,742,434.40

Finding the Fourth Proportional to 159,616,290.40, 239,088,512.40 and 132,742,434.40

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Solution

The fourth proportional to 159,616,290.40, 239,088,512.40 and 132,742,434.40 is: 198,834,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,616,290.40 : 239,088,512.40 = 132,742,434.40 : x
  2. Step 2: Convert to fraction form
    159,616,290.40/239,088,512.40 = 132,742,434.40/x
  3. Step 3: Cross multiply
    159,616,290.40x = 239,088,512.40 × 132,742,434.40
  4. Step 4: Simplify right side
    159,616,290.40x = 31,737,191,173,050,588
  5. Step 5: Solve for x
    x = 31,737,191,173,050,588/159,616,290.40
  6. Step 6: Final answer
    x = 198,834,286.23

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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.