Home / 92,714,528.80-139,071,793.20-54,394,400.80

Finding the Fourth Proportional to 92,714,528.80, 139,071,793.20 and 54,394,400.80

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Solution

The fourth proportional to 92,714,528.80, 139,071,793.20 and 54,394,400.80 is: 81,591,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,714,528.80 : 139,071,793.20 = 54,394,400.80 : x
  2. Step 2: Convert to fraction form
    92,714,528.80/139,071,793.20 = 54,394,400.80/x
  3. Step 3: Cross multiply
    92,714,528.80x = 139,071,793.20 × 54,394,400.80
  4. Step 4: Simplify right side
    92,714,528.80x = 7,564,726,859,295,513
  5. Step 5: Solve for x
    x = 7,564,726,859,295,513/92,714,528.80
  6. Step 6: Final answer
    x = 81,591,601.20

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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.