Home / 1,133,279,876.88-1,700,413,844.04-396,878,048.28

Finding the Fourth Proportional to 1,133,279,876.88, 1,700,413,844.04 and 396,878,048.28

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Solution

The fourth proportional to 1,133,279,876.88, 1,700,413,844.04 and 396,878,048.28 is: 595,490,082.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,279,876.88 : 1,700,413,844.04 = 396,878,048.28 : x
  2. Step 2: Convert to fraction form
    1,133,279,876.88/1,700,413,844.04 = 396,878,048.28/x
  3. Step 3: Cross multiply
    1,133,279,876.88x = 1,700,413,844.04 × 396,878,048.28
  4. Step 4: Simplify right side
    1,133,279,876.88x = 674,856,927,690,887,424
  5. Step 5: Solve for x
    x = 674,856,927,690,887,424/1,133,279,876.88
  6. Step 6: Final answer
    x = 595,490,082.78

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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.