Home / 337,145,442.70-505,718,164.05-220,748,053.90

Finding the Fourth Proportional to 337,145,442.70, 505,718,164.05 and 220,748,053.90

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Solution

The fourth proportional to 337,145,442.70, 505,718,164.05 and 220,748,053.90 is: 331,122,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,145,442.70 : 505,718,164.05 = 220,748,053.90 : x
  2. Step 2: Convert to fraction form
    337,145,442.70/505,718,164.05 = 220,748,053.90/x
  3. Step 3: Cross multiply
    337,145,442.70x = 505,718,164.05 × 220,748,053.90
  4. Step 4: Simplify right side
    337,145,442.70x = 111,636,300,535,918,448
  5. Step 5: Solve for x
    x = 111,636,300,535,918,448/337,145,442.70
  6. Step 6: Final answer
    x = 331,122,080.85

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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.