Home / 91,826,788.10-126,715,154.19-50,573,680.47

Finding the Fourth Proportional to 91,826,788.10, 126,715,154.19 and 50,573,680.47

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Solution

The fourth proportional to 91,826,788.10, 126,715,154.19 and 50,573,680.47 is: 69,788,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,826,788.10 : 126,715,154.19 = 50,573,680.47 : x
  2. Step 2: Convert to fraction form
    91,826,788.10/126,715,154.19 = 50,573,680.47/x
  3. Step 3: Cross multiply
    91,826,788.10x = 126,715,154.19 × 50,573,680.47
  4. Step 4: Simplify right side
    91,826,788.10x = 6,408,451,718,711,841
  5. Step 5: Solve for x
    x = 6,408,451,718,711,841/91,826,788.10
  6. Step 6: Final answer
    x = 69,788,477.32

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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.