Home / 112,335,959.20-168,503,938.80-44,143,549.60

Finding the Fourth Proportional to 112,335,959.20, 168,503,938.80 and 44,143,549.60

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Solution

The fourth proportional to 112,335,959.20, 168,503,938.80 and 44,143,549.60 is: 66,215,324.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,959.20 : 168,503,938.80 = 44,143,549.60 : x
  2. Step 2: Convert to fraction form
    112,335,959.20/168,503,938.80 = 44,143,549.60/x
  3. Step 3: Cross multiply
    112,335,959.20x = 168,503,938.80 × 44,143,549.60
  4. Step 4: Simplify right side
    112,335,959.20x = 7,438,361,980,213,165
  5. Step 5: Solve for x
    x = 7,438,361,980,213,165/112,335,959.20
  6. Step 6: Final answer
    x = 66,215,324.40

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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.