Home / 61,882,550.16-85,392,912.60-35,778,742.80

Finding the Fourth Proportional to 61,882,550.16, 85,392,912.60 and 35,778,742.80

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Solution

The fourth proportional to 61,882,550.16, 85,392,912.60 and 35,778,742.80 is: 49,371,770.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,882,550.16 : 85,392,912.60 = 35,778,742.80 : x
  2. Step 2: Convert to fraction form
    61,882,550.16/85,392,912.60 = 35,778,742.80/x
  3. Step 3: Cross multiply
    61,882,550.16x = 85,392,912.60 × 35,778,742.80
  4. Step 4: Simplify right side
    61,882,550.16x = 3,055,251,056,858,279
  5. Step 5: Solve for x
    x = 3,055,251,056,858,279/61,882,550.16
  6. Step 6: Final answer
    x = 49,371,770.38

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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.