Home / 883,760,998.36-1,219,644,614.68-487,282,761.82

Finding the Fourth Proportional to 883,760,998.36, 1,219,644,614.68 and 487,282,761.82

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Solution

The fourth proportional to 883,760,998.36, 1,219,644,614.68 and 487,282,761.82 is: 672,480,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,760,998.36 : 1,219,644,614.68 = 487,282,761.82 : x
  2. Step 2: Convert to fraction form
    883,760,998.36/1,219,644,614.68 = 487,282,761.82/x
  3. Step 3: Cross multiply
    883,760,998.36x = 1,219,644,614.68 × 487,282,761.82
  4. Step 4: Simplify right side
    883,760,998.36x = 594,311,796,278,113,280
  5. Step 5: Solve for x
    x = 594,311,796,278,113,280/883,760,998.36
  6. Step 6: Final answer
    x = 672,480,226.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.