Home / 91,529,233.40-137,181,875.70-40,356,932.60

Finding the Fourth Proportional to 91,529,233.40, 137,181,875.70 and 40,356,932.60

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Solution

The fourth proportional to 91,529,233.40, 137,181,875.70 and 40,356,932.60 is: 60,486,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,529,233.40 : 137,181,875.70 = 40,356,932.60 : x
  2. Step 2: Convert to fraction form
    91,529,233.40/137,181,875.70 = 40,356,932.60/x
  3. Step 3: Cross multiply
    91,529,233.40x = 137,181,875.70 × 40,356,932.60
  4. Step 4: Simplify right side
    91,529,233.40x = 5,536,239,711,566,478
  5. Step 5: Solve for x
    x = 5,536,239,711,566,478/91,529,233.40
  6. Step 6: Final answer
    x = 60,486,027.32

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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.