Home / 439,301,377.56-658,990,364.27-144,107,990.76

Finding the Fourth Proportional to 439,301,377.56, 658,990,364.27 and 144,107,990.76

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Solution

The fourth proportional to 439,301,377.56, 658,990,364.27 and 144,107,990.76 is: 216,174,549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,301,377.56 : 658,990,364.27 = 144,107,990.76 : x
  2. Step 2: Convert to fraction form
    439,301,377.56/658,990,364.27 = 144,107,990.76/x
  3. Step 3: Cross multiply
    439,301,377.56x = 658,990,364.27 × 144,107,990.76
  4. Step 4: Simplify right side
    439,301,377.56x = 94,965,777,324,429,648
  5. Step 5: Solve for x
    x = 94,965,777,324,429,648/439,301,377.56
  6. Step 6: Final answer
    x = 216,174,549.35

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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.