Home / 78,889,793.16-108,865,825.74-44,082,769.80

Finding the Fourth Proportional to 78,889,793.16, 108,865,825.74 and 44,082,769.80

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Solution

The fourth proportional to 78,889,793.16, 108,865,825.74 and 44,082,769.80 is: 60,833,055.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,889,793.16 : 108,865,825.74 = 44,082,769.80 : x
  2. Step 2: Convert to fraction form
    78,889,793.16/108,865,825.74 = 44,082,769.80/x
  3. Step 3: Cross multiply
    78,889,793.16x = 108,865,825.74 × 44,082,769.80
  4. Step 4: Simplify right side
    78,889,793.16x = 4,799,107,135,183,334
  5. Step 5: Solve for x
    x = 4,799,107,135,183,334/78,889,793.16
  6. Step 6: Final answer
    x = 60,833,055.11

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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.