Home / 367,047,221.60-550,570,832.40-211,866,449.60

Finding the Fourth Proportional to 367,047,221.60, 550,570,832.40 and 211,866,449.60

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Solution

The fourth proportional to 367,047,221.60, 550,570,832.40 and 211,866,449.60 is: 317,799,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,047,221.60 : 550,570,832.40 = 211,866,449.60 : x
  2. Step 2: Convert to fraction form
    367,047,221.60/550,570,832.40 = 211,866,449.60/x
  3. Step 3: Cross multiply
    367,047,221.60x = 550,570,832.40 × 211,866,449.60
  4. Step 4: Simplify right side
    367,047,221.60x = 116,647,487,513,904,640
  5. Step 5: Solve for x
    x = 116,647,487,513,904,640/367,047,221.60
  6. Step 6: Final answer
    x = 317,799,674.40

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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.