Home / 70,347,574.98-105,365,453.67-54,053,589.06

Finding the Fourth Proportional to 70,347,574.98, 105,365,453.67 and 54,053,589.06

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Solution

The fourth proportional to 70,347,574.98, 105,365,453.67 and 54,053,589.06 is: 80,960,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,347,574.98 : 105,365,453.67 = 54,053,589.06 : x
  2. Step 2: Convert to fraction form
    70,347,574.98/105,365,453.67 = 54,053,589.06/x
  3. Step 3: Cross multiply
    70,347,574.98x = 105,365,453.67 × 54,053,589.06
  4. Step 4: Simplify right side
    70,347,574.98x = 5,695,380,933,798,649
  5. Step 5: Solve for x
    x = 5,695,380,933,798,649/70,347,574.98
  6. Step 6: Final answer
    x = 80,960,586.56

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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.