Home / 345,220,500.24-517,835,237.76-115,189,584.84

Finding the Fourth Proportional to 345,220,500.24, 517,835,237.76 and 115,189,584.84

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Solution

The fourth proportional to 345,220,500.24, 517,835,237.76 and 115,189,584.84 is: 172,785,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,220,500.24 : 517,835,237.76 = 115,189,584.84 : x
  2. Step 2: Convert to fraction form
    345,220,500.24/517,835,237.76 = 115,189,584.84/x
  3. Step 3: Cross multiply
    345,220,500.24x = 517,835,237.76 × 115,189,584.84
  4. Step 4: Simplify right side
    345,220,500.24x = 59,649,226,053,097,096
  5. Step 5: Solve for x
    x = 59,649,226,053,097,096/345,220,500.24
  6. Step 6: Final answer
    x = 172,785,874.57

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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.