Home / 115,962,591.30-160,028,478.96-63,752,515.26

Finding the Fourth Proportional to 115,962,591.30, 160,028,478.96 and 63,752,515.26

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Solution

The fourth proportional to 115,962,591.30, 160,028,478.96 and 63,752,515.26 is: 87,978,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,962,591.30 : 160,028,478.96 = 63,752,515.26 : x
  2. Step 2: Convert to fraction form
    115,962,591.30/160,028,478.96 = 63,752,515.26/x
  3. Step 3: Cross multiply
    115,962,591.30x = 160,028,478.96 × 63,752,515.26
  4. Step 4: Simplify right side
    115,962,591.30x = 10,202,218,046,931,990
  5. Step 5: Solve for x
    x = 10,202,218,046,931,990/115,962,591.30
  6. Step 6: Final answer
    x = 87,978,527.67

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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.