Home / 85,414,501.60-128,143,600.56-24,830,227.60

Finding the Fourth Proportional to 85,414,501.60, 128,143,600.56 and 24,830,227.60

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Solution

The fourth proportional to 85,414,501.60, 128,143,600.56 and 24,830,227.60 is: 37,251,692.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,414,501.60 : 128,143,600.56 = 24,830,227.60 : x
  2. Step 2: Convert to fraction form
    85,414,501.60/128,143,600.56 = 24,830,227.60/x
  3. Step 3: Cross multiply
    85,414,501.60x = 128,143,600.56 × 24,830,227.60
  4. Step 4: Simplify right side
    85,414,501.60x = 3,181,834,767,388,287.50
  5. Step 5: Solve for x
    x = 3,181,834,767,388,287.50/85,414,501.60
  6. Step 6: Final answer
    x = 37,251,692.72

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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.