Home / 91,854,016.20-137,781,024.30-55,574,310.60

Finding the Fourth Proportional to 91,854,016.20, 137,781,024.30 and 55,574,310.60

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Solution

The fourth proportional to 91,854,016.20, 137,781,024.30 and 55,574,310.60 is: 83,361,465.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,854,016.20 : 137,781,024.30 = 55,574,310.60 : x
  2. Step 2: Convert to fraction form
    91,854,016.20/137,781,024.30 = 55,574,310.60/x
  3. Step 3: Cross multiply
    91,854,016.20x = 137,781,024.30 × 55,574,310.60
  4. Step 4: Simplify right side
    91,854,016.20x = 7,657,085,439,234,348
  5. Step 5: Solve for x
    x = 7,657,085,439,234,348/91,854,016.20
  6. Step 6: Final answer
    x = 83,361,465.90

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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.