Home / 113,707,220.45-156,915,964.33-61,496,255.84

Finding the Fourth Proportional to 113,707,220.45, 156,915,964.33 and 61,496,255.84

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Solution

The fourth proportional to 113,707,220.45, 156,915,964.33 and 61,496,255.84 is: 84,864,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,707,220.45 : 156,915,964.33 = 61,496,255.84 : x
  2. Step 2: Convert to fraction form
    113,707,220.45/156,915,964.33 = 61,496,255.84/x
  3. Step 3: Cross multiply
    113,707,220.45x = 156,915,964.33 × 61,496,255.84
  4. Step 4: Simplify right side
    113,707,220.45x = 9,649,744,286,879,672
  5. Step 5: Solve for x
    x = 9,649,744,286,879,672/113,707,220.45
  6. Step 6: Final answer
    x = 84,864,833.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.