Home / 814,678,133.48-1,221,798,412.52-224,327,822.29

Finding the Fourth Proportional to 814,678,133.48, 1,221,798,412.52 and 224,327,822.29

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Solution

The fourth proportional to 814,678,133.48, 1,221,798,412.52 and 224,327,822.29 is: 336,431,488.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,678,133.48 : 1,221,798,412.52 = 224,327,822.29 : x
  2. Step 2: Convert to fraction form
    814,678,133.48/1,221,798,412.52 = 224,327,822.29/x
  3. Step 3: Cross multiply
    814,678,133.48x = 1,221,798,412.52 × 224,327,822.29
  4. Step 4: Simplify right side
    814,678,133.48x = 274,083,377,154,666,976
  5. Step 5: Solve for x
    x = 274,083,377,154,666,976/814,678,133.48
  6. Step 6: Final answer
    x = 336,431,488.57

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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.