Home / 59,778,039.40-89,667,059.10-54,392,770.60

Finding the Fourth Proportional to 59,778,039.40, 89,667,059.10 and 54,392,770.60

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Solution

The fourth proportional to 59,778,039.40, 89,667,059.10 and 54,392,770.60 is: 81,589,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,778,039.40 : 89,667,059.10 = 54,392,770.60 : x
  2. Step 2: Convert to fraction form
    59,778,039.40/89,667,059.10 = 54,392,770.60/x
  3. Step 3: Cross multiply
    59,778,039.40x = 89,667,059.10 × 54,392,770.60
  4. Step 4: Simplify right side
    59,778,039.40x = 4,877,239,776,002,942
  5. Step 5: Solve for x
    x = 4,877,239,776,002,942/59,778,039.40
  6. Step 6: Final answer
    x = 81,589,155.90

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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.