Home / 78,890,446.43-108,866,727.70-44,083,422.89

Finding the Fourth Proportional to 78,890,446.43, 108,866,727.70 and 44,083,422.89

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Solution

The fourth proportional to 78,890,446.43, 108,866,727.70 and 44,083,422.89 is: 60,833,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,890,446.43 : 108,866,727.70 = 44,083,422.89 : x
  2. Step 2: Convert to fraction form
    78,890,446.43/108,866,727.70 = 44,083,422.89/x
  3. Step 3: Cross multiply
    78,890,446.43x = 108,866,727.70 × 44,083,422.89
  4. Step 4: Simplify right side
    78,890,446.43x = 4,799,217,995,277,911
  5. Step 5: Solve for x
    x = 4,799,217,995,277,911/78,890,446.43
  6. Step 6: Final answer
    x = 60,833,956.62

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Why These Related Problems?

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