Home / 454,172,149.56-626,757,840.97-245,328,384.48

Finding the Fourth Proportional to 454,172,149.56, 626,757,840.97 and 245,328,384.48

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Solution

The fourth proportional to 454,172,149.56, 626,757,840.97 and 245,328,384.48 is: 338,553,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,172,149.56 : 626,757,840.97 = 245,328,384.48 : x
  2. Step 2: Convert to fraction form
    454,172,149.56/626,757,840.97 = 245,328,384.48/x
  3. Step 3: Cross multiply
    454,172,149.56x = 626,757,840.97 × 245,328,384.48
  4. Step 4: Simplify right side
    454,172,149.56x = 153,761,488,582,209,056
  5. Step 5: Solve for x
    x = 153,761,488,582,209,056/454,172,149.56
  6. Step 6: Final answer
    x = 338,553,318.89

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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.