Home / 159,690,627.20-239,088,043.20-155,211,651.20

Finding the Fourth Proportional to 159,690,627.20, 239,088,043.20 and 155,211,651.20

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Solution

The fourth proportional to 159,690,627.20, 239,088,043.20 and 155,211,651.20 is: 232,382,141.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,690,627.20 : 239,088,043.20 = 155,211,651.20 : x
  2. Step 2: Convert to fraction form
    159,690,627.20/239,088,043.20 = 155,211,651.20/x
  3. Step 3: Cross multiply
    159,690,627.20x = 239,088,043.20 × 155,211,651.20
  4. Step 4: Simplify right side
    159,690,627.20x = 37,109,249,967,248,928
  5. Step 5: Solve for x
    x = 37,109,249,967,248,928/159,690,627.20
  6. Step 6: Final answer
    x = 232,382,141.76

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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.