Home / 57,793,138.20-86,689,707.30-52,502,347.80

Finding the Fourth Proportional to 57,793,138.20, 86,689,707.30 and 52,502,347.80

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Solution

The fourth proportional to 57,793,138.20, 86,689,707.30 and 52,502,347.80 is: 78,753,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,793,138.20 : 86,689,707.30 = 52,502,347.80 : x
  2. Step 2: Convert to fraction form
    57,793,138.20/86,689,707.30 = 52,502,347.80/x
  3. Step 3: Cross multiply
    57,793,138.20x = 86,689,707.30 × 52,502,347.80
  4. Step 4: Simplify right side
    57,793,138.20x = 4,551,413,163,344,799
  5. Step 5: Solve for x
    x = 4,551,413,163,344,799/57,793,138.20
  6. Step 6: Final answer
    x = 78,753,521.70

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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.