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Finding the Third Proportional to 875,278,448 and 1,385,981,256

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Solution

The third proportional to 875,278,448 and 1,385,981,256 is: 2,194,666,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,278,448 : 1,385,981,256 = 1,385,981,256 : x
  2. Step 2: Convert to fraction form
    875,278,448/1,385,981,256 = 1,385,981,256/x
  3. Step 3: Cross multiply
    875,278,448x = 1,385,981,256 × 1,385,981,256
  4. Step 4: Simplify right side
    875,278,448x = 1,920,944,041,983,337,472
  5. Step 5: Solve for x
    x = 1,920,944,041,983,337,472/875,278,448
  6. Step 6: Final answer
    x = 2,194,666,218.93

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.