Home / 238,292,608.10-357,438,912.15-84,883,306.10

Finding the Fourth Proportional to 238,292,608.10, 357,438,912.15 and 84,883,306.10

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Solution

The fourth proportional to 238,292,608.10, 357,438,912.15 and 84,883,306.10 is: 127,324,959.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,292,608.10 : 357,438,912.15 = 84,883,306.10 : x
  2. Step 2: Convert to fraction form
    238,292,608.10/357,438,912.15 = 84,883,306.10/x
  3. Step 3: Cross multiply
    238,292,608.10x = 357,438,912.15 × 84,883,306.10
  4. Step 4: Simplify right side
    238,292,608.10x = 30,340,596,592,079,456
  5. Step 5: Solve for x
    x = 30,340,596,592,079,456/238,292,608.10
  6. Step 6: Final answer
    x = 127,324,959.15

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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.