Home / 209,282,610.60-313,923,915.90-63,715,015.80

Finding the Fourth Proportional to 209,282,610.60, 313,923,915.90 and 63,715,015.80

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Solution

The fourth proportional to 209,282,610.60, 313,923,915.90 and 63,715,015.80 is: 95,572,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,282,610.60 : 313,923,915.90 = 63,715,015.80 : x
  2. Step 2: Convert to fraction form
    209,282,610.60/313,923,915.90 = 63,715,015.80/x
  3. Step 3: Cross multiply
    209,282,610.60x = 313,923,915.90 × 63,715,015.80
  4. Step 4: Simplify right side
    209,282,610.60x = 20,001,667,261,566,368
  5. Step 5: Solve for x
    x = 20,001,667,261,566,368/209,282,610.60
  6. Step 6: Final answer
    x = 95,572,523.70

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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.