Home / 75,705,760.96-113,554,559.04-43,337,461.12

Finding the Fourth Proportional to 75,705,760.96, 113,554,559.04 and 43,337,461.12

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Solution

The fourth proportional to 75,705,760.96, 113,554,559.04 and 43,337,461.12 is: 65,003,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,705,760.96 : 113,554,559.04 = 43,337,461.12 : x
  2. Step 2: Convert to fraction form
    75,705,760.96/113,554,559.04 = 43,337,461.12/x
  3. Step 3: Cross multiply
    75,705,760.96x = 113,554,559.04 × 43,337,461.12
  4. Step 4: Simplify right side
    75,705,760.96x = 4,921,166,287,394,745
  5. Step 5: Solve for x
    x = 4,921,166,287,394,745/75,705,760.96
  6. Step 6: Final answer
    x = 65,003,854.73

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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.