Home / 102,442,252.32-153,663,640.92-41,857,978.32

Finding the Fourth Proportional to 102,442,252.32, 153,663,640.92 and 41,857,978.32

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Solution

The fourth proportional to 102,442,252.32, 153,663,640.92 and 41,857,978.32 is: 62,787,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,442,252.32 : 153,663,640.92 = 41,857,978.32 : x
  2. Step 2: Convert to fraction form
    102,442,252.32/153,663,640.92 = 41,857,978.32/x
  3. Step 3: Cross multiply
    102,442,252.32x = 153,663,640.92 × 41,857,978.32
  4. Step 4: Simplify right side
    102,442,252.32x = 6,432,049,350,201,624
  5. Step 5: Solve for x
    x = 6,432,049,350,201,624/102,442,252.32
  6. Step 6: Final answer
    x = 62,787,074.71

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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.