Home / 159,690,628.20-239,088,044.70-155,211,652.20

Finding the Fourth Proportional to 159,690,628.20, 239,088,044.70 and 155,211,652.20

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Solution

The fourth proportional to 159,690,628.20, 239,088,044.70 and 155,211,652.20 is: 232,382,143.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,690,628.20 : 239,088,044.70 = 155,211,652.20 : x
  2. Step 2: Convert to fraction form
    159,690,628.20/239,088,044.70 = 155,211,652.20/x
  3. Step 3: Cross multiply
    159,690,628.20x = 239,088,044.70 × 155,211,652.20
  4. Step 4: Simplify right side
    159,690,628.20x = 37,109,250,439,154,448
  5. Step 5: Solve for x
    x = 37,109,250,439,154,448/159,690,628.20
  6. Step 6: Final answer
    x = 232,382,143.26

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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.