Home / 83,866,156.83-115,740,060.03-50,385,876.84

Finding the Fourth Proportional to 83,866,156.83, 115,740,060.03 and 50,385,876.84

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Solution

The fourth proportional to 83,866,156.83, 115,740,060.03 and 50,385,876.84 is: 69,535,371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,866,156.83 : 115,740,060.03 = 50,385,876.84 : x
  2. Step 2: Convert to fraction form
    83,866,156.83/115,740,060.03 = 50,385,876.84/x
  3. Step 3: Cross multiply
    83,866,156.83x = 115,740,060.03 × 50,385,876.84
  4. Step 4: Simplify right side
    83,866,156.83x = 5,831,664,410,125,787
  5. Step 5: Solve for x
    x = 5,831,664,410,125,787/83,866,156.83
  6. Step 6: Final answer
    x = 69,535,371.96

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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.