Home / 439,301,380.56-658,990,368.77-144,107,993.76

Finding the Fourth Proportional to 439,301,380.56, 658,990,368.77 and 144,107,993.76

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Solution

The fourth proportional to 439,301,380.56, 658,990,368.77 and 144,107,993.76 is: 216,174,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,301,380.56 : 658,990,368.77 = 144,107,993.76 : x
  2. Step 2: Convert to fraction form
    439,301,380.56/658,990,368.77 = 144,107,993.76/x
  3. Step 3: Cross multiply
    439,301,380.56x = 658,990,368.77 × 144,107,993.76
  4. Step 4: Simplify right side
    439,301,380.56x = 94,965,779,950,607,248
  5. Step 5: Solve for x
    x = 94,965,779,950,607,248/439,301,380.56
  6. Step 6: Final answer
    x = 216,174,553.86

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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.