Home / 367,047,213.60-550,570,820.40-211,866,441.60

Finding the Fourth Proportional to 367,047,213.60, 550,570,820.40 and 211,866,441.60

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Solution

The fourth proportional to 367,047,213.60, 550,570,820.40 and 211,866,441.60 is: 317,799,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,047,213.60 : 550,570,820.40 = 211,866,441.60 : x
  2. Step 2: Convert to fraction form
    367,047,213.60/550,570,820.40 = 211,866,441.60/x
  3. Step 3: Cross multiply
    367,047,213.60x = 550,570,820.40 × 211,866,441.60
  4. Step 4: Simplify right side
    367,047,213.60x = 116,647,480,566,940,688
  5. Step 5: Solve for x
    x = 116,647,480,566,940,688/367,047,213.60
  6. Step 6: Final answer
    x = 317,799,662.40

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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.