Home / 10,361,908,689.71-15,543,753,078.49-3,638,472,734.48

Finding the Fourth Proportional to 10,361,908,689.71, 15,543,753,078.49 and 3,638,472,734.48

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Solution

The fourth proportional to 10,361,908,689.71, 15,543,753,078.49 and 3,638,472,734.48 is: 5,458,021,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,361,908,689.71 : 15,543,753,078.49 = 3,638,472,734.48 : x
  2. Step 2: Convert to fraction form
    10,361,908,689.71/15,543,753,078.49 = 3,638,472,734.48/x
  3. Step 3: Cross multiply
    10,361,908,689.71x = 15,543,753,078.49 × 3,638,472,734.48
  4. Step 4: Simplify right side
    10,361,908,689.71x = 56,555,521,767,486,791,680
  5. Step 5: Solve for x
    x = 56,555,521,767,486,791,680/10,361,908,689.71
  6. Step 6: Final answer
    x = 5,458,021,631.06

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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.