Home / 755,364,276.10-1,133,046,414.15-448,498,432.90

Finding the Fourth Proportional to 755,364,276.10, 1,133,046,414.15 and 448,498,432.90

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Solution

The fourth proportional to 755,364,276.10, 1,133,046,414.15 and 448,498,432.90 is: 672,747,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,364,276.10 : 1,133,046,414.15 = 448,498,432.90 : x
  2. Step 2: Convert to fraction form
    755,364,276.10/1,133,046,414.15 = 448,498,432.90/x
  3. Step 3: Cross multiply
    755,364,276.10x = 1,133,046,414.15 × 448,498,432.90
  4. Step 4: Simplify right side
    755,364,276.10x = 508,169,541,149,239,424
  5. Step 5: Solve for x
    x = 508,169,541,149,239,424/755,364,276.10
  6. Step 6: Final answer
    x = 672,747,649.35

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1.5x scale

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.