Home / 442,902,542.60-664,351,397.26-180,586,064.36

Finding the Fourth Proportional to 442,902,542.60, 664,351,397.26 and 180,586,064.36

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Solution

The fourth proportional to 442,902,542.60, 664,351,397.26 and 180,586,064.36 is: 270,878,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,902,542.60 : 664,351,397.26 = 180,586,064.36 : x
  2. Step 2: Convert to fraction form
    442,902,542.60/664,351,397.26 = 180,586,064.36/x
  3. Step 3: Cross multiply
    442,902,542.60x = 664,351,397.26 × 180,586,064.36
  4. Step 4: Simplify right side
    442,902,542.60x = 119,972,604,183,250,288
  5. Step 5: Solve for x
    x = 119,972,604,183,250,288/442,902,542.60
  6. Step 6: Final answer
    x = 270,878,111.20

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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.