Home / 91,490,770.60-137,243,906.08-29,251,057.88

Finding the Fourth Proportional to 91,490,770.60, 137,243,906.08 and 29,251,057.88

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Solution

The fourth proportional to 91,490,770.60, 137,243,906.08 and 29,251,057.88 is: 43,879,064.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,490,770.60 : 137,243,906.08 = 29,251,057.88 : x
  2. Step 2: Convert to fraction form
    91,490,770.60/137,243,906.08 = 29,251,057.88/x
  3. Step 3: Cross multiply
    91,490,770.60x = 137,243,906.08 × 29,251,057.88
  4. Step 4: Simplify right side
    91,490,770.60x = 4,014,529,440,423,364
  5. Step 5: Solve for x
    x = 4,014,529,440,423,364/91,490,770.60
  6. Step 6: Final answer
    x = 43,879,064.68

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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.