Home / 235,583,998.40-353,375,997.60-91,976,830.40

Finding the Fourth Proportional to 235,583,998.40, 353,375,997.60 and 91,976,830.40

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Solution

The fourth proportional to 235,583,998.40, 353,375,997.60 and 91,976,830.40 is: 137,965,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,583,998.40 : 353,375,997.60 = 91,976,830.40 : x
  2. Step 2: Convert to fraction form
    235,583,998.40/353,375,997.60 = 91,976,830.40/x
  3. Step 3: Cross multiply
    235,583,998.40x = 353,375,997.60 × 91,976,830.40
  4. Step 4: Simplify right side
    235,583,998.40x = 32,502,404,198,686,012
  5. Step 5: Solve for x
    x = 32,502,404,198,686,012/235,583,998.40
  6. Step 6: Final answer
    x = 137,965,245.60

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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.