Home / 83,449,124.80-125,173,687.20-52,838,123.20

Finding the Fourth Proportional to 83,449,124.80, 125,173,687.20 and 52,838,123.20

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Solution

The fourth proportional to 83,449,124.80, 125,173,687.20 and 52,838,123.20 is: 79,257,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,449,124.80 : 125,173,687.20 = 52,838,123.20 : x
  2. Step 2: Convert to fraction form
    83,449,124.80/125,173,687.20 = 52,838,123.20/x
  3. Step 3: Cross multiply
    83,449,124.80x = 125,173,687.20 × 52,838,123.20
  4. Step 4: Simplify right side
    83,449,124.80x = 6,613,942,705,671,864
  5. Step 5: Solve for x
    x = 6,613,942,705,671,864/83,449,124.80
  6. Step 6: Final answer
    x = 79,257,184.80

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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.