Home / 826,713,672.30-1,240,070,508.45-367,548,648.30

Finding the Fourth Proportional to 826,713,672.30, 1,240,070,508.45 and 367,548,648.30

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Solution

The fourth proportional to 826,713,672.30, 1,240,070,508.45 and 367,548,648.30 is: 551,322,972.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,713,672.30 : 1,240,070,508.45 = 367,548,648.30 : x
  2. Step 2: Convert to fraction form
    826,713,672.30/1,240,070,508.45 = 367,548,648.30/x
  3. Step 3: Cross multiply
    826,713,672.30x = 1,240,070,508.45 × 367,548,648.30
  4. Step 4: Simplify right side
    826,713,672.30x = 455,786,239,177,491,264
  5. Step 5: Solve for x
    x = 455,786,239,177,491,264/826,713,672.30
  6. Step 6: Final answer
    x = 551,322,972.45

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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.