Home / 89,880,604.08-124,162,212.60-71,522,401.20

Finding the Fourth Proportional to 89,880,604.08, 124,162,212.60 and 71,522,401.20

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Solution

The fourth proportional to 89,880,604.08, 124,162,212.60 and 71,522,401.20 is: 98,801,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,880,604.08 : 124,162,212.60 = 71,522,401.20 : x
  2. Step 2: Convert to fraction form
    89,880,604.08/124,162,212.60 = 71,522,401.20/x
  3. Step 3: Cross multiply
    89,880,604.08x = 124,162,212.60 × 71,522,401.20
  4. Step 4: Simplify right side
    89,880,604.08x = 8,880,379,583,456,895
  5. Step 5: Solve for x
    x = 8,880,379,583,456,895/89,880,604.08
  6. Step 6: Final answer
    x = 98,801,957.04

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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.