Home / 574,567,029.72-861,971,726.24-186,359,712.76

Finding the Fourth Proportional to 574,567,029.72, 861,971,726.24 and 186,359,712.76

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Solution

The fourth proportional to 574,567,029.72, 861,971,726.24 and 186,359,712.76 is: 279,578,874.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,567,029.72 : 861,971,726.24 = 186,359,712.76 : x
  2. Step 2: Convert to fraction form
    574,567,029.72/861,971,726.24 = 186,359,712.76/x
  3. Step 3: Cross multiply
    574,567,029.72x = 861,971,726.24 × 186,359,712.76
  4. Step 4: Simplify right side
    574,567,029.72x = 160,636,803,309,327,744
  5. Step 5: Solve for x
    x = 160,636,803,309,327,744/574,567,029.72
  6. Step 6: Final answer
    x = 279,578,874.18

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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.