Home / 265,736,276.10-398,604,414.15-255,532,608.90

Finding the Fourth Proportional to 265,736,276.10, 398,604,414.15 and 255,532,608.90

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Solution

The fourth proportional to 265,736,276.10, 398,604,414.15 and 255,532,608.90 is: 383,298,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,736,276.10 : 398,604,414.15 = 255,532,608.90 : x
  2. Step 2: Convert to fraction form
    265,736,276.10/398,604,414.15 = 255,532,608.90/x
  3. Step 3: Cross multiply
    265,736,276.10x = 398,604,414.15 × 255,532,608.90
  4. Step 4: Simplify right side
    265,736,276.10x = 101,856,425,866,805,568
  5. Step 5: Solve for x
    x = 101,856,425,866,805,568/265,736,276.10
  6. Step 6: Final answer
    x = 383,298,913.35

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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.