Home / 86,716,375.62-119,670,795.45-47,559,711.30

Finding the Fourth Proportional to 86,716,375.62, 119,670,795.45 and 47,559,711.30

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Solution

The fourth proportional to 86,716,375.62, 119,670,795.45 and 47,559,711.30 is: 65,633,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,716,375.62 : 119,670,795.45 = 47,559,711.30 : x
  2. Step 2: Convert to fraction form
    86,716,375.62/119,670,795.45 = 47,559,711.30/x
  3. Step 3: Cross multiply
    86,716,375.62x = 119,670,795.45 × 47,559,711.30
  4. Step 4: Simplify right side
    86,716,375.62x = 5,691,508,482,643,353
  5. Step 5: Solve for x
    x = 5,691,508,482,643,353/86,716,375.62
  6. Step 6: Final answer
    x = 65,633,606.59

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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.