Home / 218,040,586.20-326,893,243.59-112,883,200.38

Finding the Fourth Proportional to 218,040,586.20, 326,893,243.59 and 112,883,200.38

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Solution

The fourth proportional to 218,040,586.20, 326,893,243.59 and 112,883,200.38 is: 169,238,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,040,586.20 : 326,893,243.59 = 112,883,200.38 : x
  2. Step 2: Convert to fraction form
    218,040,586.20/326,893,243.59 = 112,883,200.38/x
  3. Step 3: Cross multiply
    218,040,586.20x = 326,893,243.59 × 112,883,200.38
  4. Step 4: Simplify right side
    218,040,586.20x = 36,900,755,519,038,120
  5. Step 5: Solve for x
    x = 36,900,755,519,038,120/218,040,586.20
  6. Step 6: Final answer
    x = 169,238,012.80

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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.