Home / 814,678,136.49-1,221,798,417.03-224,327,825.28

Finding the Fourth Proportional to 814,678,136.49, 1,221,798,417.03 and 224,327,825.28

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Solution

The fourth proportional to 814,678,136.49, 1,221,798,417.03 and 224,327,825.28 is: 336,431,493.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,678,136.49 : 1,221,798,417.03 = 224,327,825.28 : x
  2. Step 2: Convert to fraction form
    814,678,136.49/1,221,798,417.03 = 224,327,825.28/x
  3. Step 3: Cross multiply
    814,678,136.49x = 1,221,798,417.03 × 224,327,825.28
  4. Step 4: Simplify right side
    814,678,136.49x = 274,083,381,822,886,400
  5. Step 5: Solve for x
    x = 274,083,381,822,886,400/814,678,136.49
  6. Step 6: Final answer
    x = 336,431,493.06

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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.