Home / 70,041,786.56-105,126,435.08-37,279,860.55

Finding the Fourth Proportional to 70,041,786.56, 105,126,435.08 and 37,279,860.55

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Solution

The fourth proportional to 70,041,786.56, 105,126,435.08 and 37,279,860.55 is: 55,953,724.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,041,786.56 : 105,126,435.08 = 37,279,860.55 : x
  2. Step 2: Convert to fraction form
    70,041,786.56/105,126,435.08 = 37,279,860.55/x
  3. Step 3: Cross multiply
    70,041,786.56x = 105,126,435.08 × 37,279,860.55
  4. Step 4: Simplify right side
    70,041,786.56x = 3,919,098,839,901,027.50
  5. Step 5: Solve for x
    x = 3,919,098,839,901,027.50/70,041,786.56
  6. Step 6: Final answer
    x = 55,953,724.66

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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.