Home / 140,024,377.22-193,244,324.20-77,312,565.32

Finding the Fourth Proportional to 140,024,377.22, 193,244,324.20 and 77,312,565.32

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Solution

The fourth proportional to 140,024,377.22, 193,244,324.20 and 77,312,565.32 is: 106,697,238.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,024,377.22 : 193,244,324.20 = 77,312,565.32 : x
  2. Step 2: Convert to fraction form
    140,024,377.22/193,244,324.20 = 77,312,565.32/x
  3. Step 3: Cross multiply
    140,024,377.22x = 193,244,324.20 × 77,312,565.32
  4. Step 4: Simplify right side
    140,024,377.22x = 14,940,214,436,272,252
  5. Step 5: Solve for x
    x = 14,940,214,436,272,252/140,024,377.22
  6. Step 6: Final answer
    x = 106,697,238.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.