Home / 106,310,641.20-159,465,961.80-89,304,529.20

Finding the Fourth Proportional to 106,310,641.20, 159,465,961.80 and 89,304,529.20

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Solution

The fourth proportional to 106,310,641.20, 159,465,961.80 and 89,304,529.20 is: 133,956,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,310,641.20 : 159,465,961.80 = 89,304,529.20 : x
  2. Step 2: Convert to fraction form
    106,310,641.20/159,465,961.80 = 89,304,529.20/x
  3. Step 3: Cross multiply
    106,310,641.20x = 159,465,961.80 × 89,304,529.20
  4. Step 4: Simplify right side
    106,310,641.20x = 14,241,032,641,974,186
  5. Step 5: Solve for x
    x = 14,241,032,641,974,186/106,310,641.20
  6. Step 6: Final answer
    x = 133,956,793.80

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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.