Home / 454,172,199.12-626,757,909.43-245,328,434.03

Finding the Fourth Proportional to 454,172,199.12, 626,757,909.43 and 245,328,434.03

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Solution

The fourth proportional to 454,172,199.12, 626,757,909.43 and 245,328,434.03 is: 338,553,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,172,199.12 : 626,757,909.43 = 245,328,434.03 : x
  2. Step 2: Convert to fraction form
    454,172,199.12/626,757,909.43 = 245,328,434.03/x
  3. Step 3: Cross multiply
    454,172,199.12x = 626,757,909.43 × 245,328,434.03
  4. Step 4: Simplify right side
    454,172,199.12x = 153,761,536,436,378,464
  5. Step 5: Solve for x
    x = 153,761,536,436,378,464/454,172,199.12
  6. Step 6: Final answer
    x = 338,553,387.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.