Home / 378,073,338.30-565,976,266.65-224,640,416.70

Finding the Fourth Proportional to 378,073,338.30, 565,976,266.65 and 224,640,416.70

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Solution

The fourth proportional to 378,073,338.30, 565,976,266.65 and 224,640,416.70 is: 336,286,988.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,073,338.30 : 565,976,266.65 = 224,640,416.70 : x
  2. Step 2: Convert to fraction form
    378,073,338.30/565,976,266.65 = 224,640,416.70/x
  3. Step 3: Cross multiply
    378,073,338.30x = 565,976,266.65 × 224,640,416.70
  4. Step 4: Simplify right side
    378,073,338.30x = 127,141,144,382,566,304
  5. Step 5: Solve for x
    x = 127,141,144,382,566,304/378,073,338.30
  6. Step 6: Final answer
    x = 336,286,988.54

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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.