Home / 551,142,403.20-826,713,604.80-245,032,387.20

Finding the Fourth Proportional to 551,142,403.20, 826,713,604.80 and 245,032,387.20

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Solution

The fourth proportional to 551,142,403.20, 826,713,604.80 and 245,032,387.20 is: 367,548,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,142,403.20 : 826,713,604.80 = 245,032,387.20 : x
  2. Step 2: Convert to fraction form
    551,142,403.20/826,713,604.80 = 245,032,387.20/x
  3. Step 3: Cross multiply
    551,142,403.20x = 826,713,604.80 × 245,032,387.20
  4. Step 4: Simplify right side
    551,142,403.20x = 202,571,608,114,861,344
  5. Step 5: Solve for x
    x = 202,571,608,114,861,344/551,142,403.20
  6. Step 6: Final answer
    x = 367,548,580.80

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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.