Home / 91,490,766.60-137,243,900.09-29,251,053.89

Finding the Fourth Proportional to 91,490,766.60, 137,243,900.09 and 29,251,053.89

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Solution

The fourth proportional to 91,490,766.60, 137,243,900.09 and 29,251,053.89 is: 43,879,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,490,766.60 : 137,243,900.09 = 29,251,053.89 : x
  2. Step 2: Convert to fraction form
    91,490,766.60/137,243,900.09 = 29,251,053.89/x
  3. Step 3: Cross multiply
    91,490,766.60x = 137,243,900.09 × 29,251,053.89
  4. Step 4: Simplify right side
    91,490,766.60x = 4,014,528,716,773,891.50
  5. Step 5: Solve for x
    x = 4,014,528,716,773,891.50/91,490,766.60
  6. Step 6: Final answer
    x = 43,879,058.68

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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.