Home / 70,278,529.77-105,280,505.60-48,415,047.03

Finding the Fourth Proportional to 70,278,529.77, 105,280,505.60 and 48,415,047.03

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Solution

The fourth proportional to 70,278,529.77, 105,280,505.60 and 48,415,047.03 is: 72,527,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,278,529.77 : 105,280,505.60 = 48,415,047.03 : x
  2. Step 2: Convert to fraction form
    70,278,529.77/105,280,505.60 = 48,415,047.03/x
  3. Step 3: Cross multiply
    70,278,529.77x = 105,280,505.60 × 48,415,047.03
  4. Step 4: Simplify right side
    70,278,529.77x = 5,097,160,629,724,103
  5. Step 5: Solve for x
    x = 5,097,160,629,724,103/70,278,529.77
  6. Step 6: Final answer
    x = 72,527,991.78

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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.