Home / 93,312,876.20-139,969,314.30-57,033,170.60

Finding the Fourth Proportional to 93,312,876.20, 139,969,314.30 and 57,033,170.60

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Solution

The fourth proportional to 93,312,876.20, 139,969,314.30 and 57,033,170.60 is: 85,549,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,876.20 : 139,969,314.30 = 57,033,170.60 : x
  2. Step 2: Convert to fraction form
    93,312,876.20/139,969,314.30 = 57,033,170.60/x
  3. Step 3: Cross multiply
    93,312,876.20x = 139,969,314.30 × 57,033,170.60
  4. Step 4: Simplify right side
    93,312,876.20x = 7,982,893,781,236,920
  5. Step 5: Solve for x
    x = 7,982,893,781,236,920/93,312,876.20
  6. Step 6: Final answer
    x = 85,549,755.90

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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.