Home / 265,752,871.40-398,629,307.10-244,253,786.60

Finding the Fourth Proportional to 265,752,871.40, 398,629,307.10 and 244,253,786.60

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Solution

The fourth proportional to 265,752,871.40, 398,629,307.10 and 244,253,786.60 is: 366,380,679.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,752,871.40 : 398,629,307.10 = 244,253,786.60 : x
  2. Step 2: Convert to fraction form
    265,752,871.40/398,629,307.10 = 244,253,786.60/x
  3. Step 3: Cross multiply
    265,752,871.40x = 398,629,307.10 × 244,253,786.60
  4. Step 4: Simplify right side
    265,752,871.40x = 97,366,717,708,909,264
  5. Step 5: Solve for x
    x = 97,366,717,708,909,264/265,752,871.40
  6. Step 6: Final answer
    x = 366,380,679.90

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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.