Home / 124,761,775.60-187,016,692.20-56,653,346.80

Finding the Fourth Proportional to 124,761,775.60, 187,016,692.20 and 56,653,346.80

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Solution

The fourth proportional to 124,761,775.60, 187,016,692.20 and 56,653,346.80 is: 84,922,817.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,761,775.60 : 187,016,692.20 = 56,653,346.80 : x
  2. Step 2: Convert to fraction form
    124,761,775.60/187,016,692.20 = 56,653,346.80/x
  3. Step 3: Cross multiply
    124,761,775.60x = 187,016,692.20 × 56,653,346.80
  4. Step 4: Simplify right side
    124,761,775.60x = 10,595,121,520,595,454
  5. Step 5: Solve for x
    x = 10,595,121,520,595,454/124,761,775.60
  6. Step 6: Final answer
    x = 84,922,817.66

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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.