Home / 674,283,808.80-1,010,291,972.40-558,642,247.20

Finding the Fourth Proportional to 674,283,808.80, 1,010,291,972.40 and 558,642,247.20

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Solution

The fourth proportional to 674,283,808.80, 1,010,291,972.40 and 558,642,247.20 is: 837,024,069.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,283,808.80 : 1,010,291,972.40 = 558,642,247.20 : x
  2. Step 2: Convert to fraction form
    674,283,808.80/1,010,291,972.40 = 558,642,247.20/x
  3. Step 3: Cross multiply
    674,283,808.80x = 1,010,291,972.40 × 558,642,247.20
  4. Step 4: Simplify right side
    674,283,808.80x = 564,391,777,789,656,384
  5. Step 5: Solve for x
    x = 564,391,777,789,656,384/674,283,808.80
  6. Step 6: Final answer
    x = 837,024,069.72

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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.