Home / 140,024,385.20-193,244,335.26-77,312,573.30

Finding the Fourth Proportional to 140,024,385.20, 193,244,335.26 and 77,312,573.30

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Solution

The fourth proportional to 140,024,385.20, 193,244,335.26 and 77,312,573.30 is: 106,697,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,024,385.20 : 193,244,335.26 = 77,312,573.30 : x
  2. Step 2: Convert to fraction form
    140,024,385.20/193,244,335.26 = 77,312,573.30/x
  3. Step 3: Cross multiply
    140,024,385.20x = 193,244,335.26 × 77,312,573.30
  4. Step 4: Simplify right side
    140,024,385.20x = 14,940,216,834,598,524
  5. Step 5: Solve for x
    x = 14,940,216,834,598,524/140,024,385.20
  6. Step 6: Final answer
    x = 106,697,250.01

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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.