Home / 1,107,828,037.30-1,660,398,363.15-493,760,427.70

Finding the Fourth Proportional to 1,107,828,037.30, 1,660,398,363.15 and 493,760,427.70

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Solution

The fourth proportional to 1,107,828,037.30, 1,660,398,363.15 and 493,760,427.70 is: 740,041,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,828,037.30 : 1,660,398,363.15 = 493,760,427.70 : x
  2. Step 2: Convert to fraction form
    1,107,828,037.30/1,660,398,363.15 = 493,760,427.70/x
  3. Step 3: Cross multiply
    1,107,828,037.30x = 1,660,398,363.15 × 493,760,427.70
  4. Step 4: Simplify right side
    1,107,828,037.30x = 819,839,005,941,323,904
  5. Step 5: Solve for x
    x = 819,839,005,941,323,904/1,107,828,037.30
  6. Step 6: Final answer
    x = 740,041,755.88

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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.