Home / 254,581,444.50-381,666,211.92-79,614,459.72

Finding the Fourth Proportional to 254,581,444.50, 381,666,211.92 and 79,614,459.72

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Solution

The fourth proportional to 254,581,444.50, 381,666,211.92 and 79,614,459.72 is: 119,357,281.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,581,444.50 : 381,666,211.92 = 79,614,459.72 : x
  2. Step 2: Convert to fraction form
    254,581,444.50/381,666,211.92 = 79,614,459.72/x
  3. Step 3: Cross multiply
    254,581,444.50x = 381,666,211.92 × 79,614,459.72
  4. Step 4: Simplify right side
    254,581,444.50x = 30,386,149,255,389,824
  5. Step 5: Solve for x
    x = 30,386,149,255,389,824/254,581,444.50
  6. Step 6: Final answer
    x = 119,357,281.97

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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.