Home / 81,639,045.60-112,661,889.08-44,969,616.60

Finding the Fourth Proportional to 81,639,045.60, 112,661,889.08 and 44,969,616.60

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Solution

The fourth proportional to 81,639,045.60, 112,661,889.08 and 44,969,616.60 is: 62,058,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,045.60 : 112,661,889.08 = 44,969,616.60 : x
  2. Step 2: Convert to fraction form
    81,639,045.60/112,661,889.08 = 44,969,616.60/x
  3. Step 3: Cross multiply
    81,639,045.60x = 112,661,889.08 × 44,969,616.60
  4. Step 4: Simplify right side
    81,639,045.60x = 5,066,361,957,359,327
  5. Step 5: Solve for x
    x = 5,066,361,957,359,327/81,639,045.60
  6. Step 6: Final answer
    x = 62,058,074.30

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1.5x scale

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.