Home / 83,093,818.20-124,640,727.30-47,262,010.20

Finding the Fourth Proportional to 83,093,818.20, 124,640,727.30 and 47,262,010.20

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Solution

The fourth proportional to 83,093,818.20, 124,640,727.30 and 47,262,010.20 is: 70,893,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,093,818.20 : 124,640,727.30 = 47,262,010.20 : x
  2. Step 2: Convert to fraction form
    83,093,818.20/124,640,727.30 = 47,262,010.20/x
  3. Step 3: Cross multiply
    83,093,818.20x = 124,640,727.30 × 47,262,010.20
  4. Step 4: Simplify right side
    83,093,818.20x = 5,890,771,324,988,019
  5. Step 5: Solve for x
    x = 5,890,771,324,988,019/83,093,818.20
  6. Step 6: Final answer
    x = 70,893,015.30

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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.