Home / 442,904,232.90-664,356,349.35-270,717,348.90

Finding the Fourth Proportional to 442,904,232.90, 664,356,349.35 and 270,717,348.90

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Solution

The fourth proportional to 442,904,232.90, 664,356,349.35 and 270,717,348.90 is: 406,076,023.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,904,232.90 : 664,356,349.35 = 270,717,348.90 : x
  2. Step 2: Convert to fraction form
    442,904,232.90/664,356,349.35 = 270,717,348.90/x
  3. Step 3: Cross multiply
    442,904,232.90x = 664,356,349.35 × 270,717,348.90
  4. Step 4: Simplify right side
    442,904,232.90x = 179,852,789,620,914,240
  5. Step 5: Solve for x
    x = 179,852,789,620,914,240/442,904,232.90
  6. Step 6: Final answer
    x = 406,076,023.35

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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.