Home / 367,047,200.60-550,570,800.90-211,866,428.60

Finding the Fourth Proportional to 367,047,200.60, 550,570,800.90 and 211,866,428.60

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Solution

The fourth proportional to 367,047,200.60, 550,570,800.90 and 211,866,428.60 is: 317,799,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,047,200.60 : 550,570,800.90 = 211,866,428.60 : x
  2. Step 2: Convert to fraction form
    367,047,200.60/550,570,800.90 = 211,866,428.60/x
  3. Step 3: Cross multiply
    367,047,200.60x = 550,570,800.90 × 211,866,428.60
  4. Step 4: Simplify right side
    367,047,200.60x = 116,647,469,278,124,656
  5. Step 5: Solve for x
    x = 116,647,469,278,124,656/367,047,200.60
  6. Step 6: Final answer
    x = 317,799,642.90

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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.