Home / 159,940,873.72-239,911,310.70-38,772,325.72

Finding the Fourth Proportional to 159,940,873.72, 239,911,310.70 and 38,772,325.72

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Solution

The fourth proportional to 159,940,873.72, 239,911,310.70 and 38,772,325.72 is: 58,158,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,940,873.72 : 239,911,310.70 = 38,772,325.72 : x
  2. Step 2: Convert to fraction form
    159,940,873.72/239,911,310.70 = 38,772,325.72/x
  3. Step 3: Cross multiply
    159,940,873.72x = 239,911,310.70 × 38,772,325.72
  4. Step 4: Simplify right side
    159,940,873.72x = 9,301,919,482,372,520
  5. Step 5: Solve for x
    x = 9,301,919,482,372,520/159,940,873.72
  6. Step 6: Final answer
    x = 58,158,488.61

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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.