Home / 218,482,519.80-327,723,779.70-116,445,847.80

Finding the Fourth Proportional to 218,482,519.80, 327,723,779.70 and 116,445,847.80

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Solution

The fourth proportional to 218,482,519.80, 327,723,779.70 and 116,445,847.80 is: 174,668,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,482,519.80 : 327,723,779.70 = 116,445,847.80 : x
  2. Step 2: Convert to fraction form
    218,482,519.80/327,723,779.70 = 116,445,847.80/x
  3. Step 3: Cross multiply
    218,482,519.80x = 327,723,779.70 × 116,445,847.80
  4. Step 4: Simplify right side
    218,482,519.80x = 38,162,073,371,386,928
  5. Step 5: Solve for x
    x = 38,162,073,371,386,928/218,482,519.80
  6. Step 6: Final answer
    x = 174,668,771.70

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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.