Home / 382,537,385.20-573,806,077.80-229,482,377.20

Finding the Fourth Proportional to 382,537,385.20, 573,806,077.80 and 229,482,377.20

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Solution

The fourth proportional to 382,537,385.20, 573,806,077.80 and 229,482,377.20 is: 344,223,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,537,385.20 : 573,806,077.80 = 229,482,377.20 : x
  2. Step 2: Convert to fraction form
    382,537,385.20/573,806,077.80 = 229,482,377.20/x
  3. Step 3: Cross multiply
    382,537,385.20x = 573,806,077.80 × 229,482,377.20
  4. Step 4: Simplify right side
    382,537,385.20x = 131,678,382,785,352,128
  5. Step 5: Solve for x
    x = 131,678,382,785,352,128/382,537,385.20
  6. Step 6: Final answer
    x = 344,223,565.80

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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.