Home / 574,179,940.80-861,269,911.20-267,503,054.40

Finding the Fourth Proportional to 574,179,940.80, 861,269,911.20 and 267,503,054.40

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Solution

The fourth proportional to 574,179,940.80, 861,269,911.20 and 267,503,054.40 is: 401,254,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,179,940.80 : 861,269,911.20 = 267,503,054.40 : x
  2. Step 2: Convert to fraction form
    574,179,940.80/861,269,911.20 = 267,503,054.40/x
  3. Step 3: Cross multiply
    574,179,940.80x = 861,269,911.20 × 267,503,054.40
  4. Step 4: Simplify right side
    574,179,940.80x = 230,392,331,908,816,800
  5. Step 5: Solve for x
    x = 230,392,331,908,816,800/574,179,940.80
  6. Step 6: Final answer
    x = 401,254,581.60

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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.