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Finding the Third Proportional to 1,039,215,840 and 2,261,375,528

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Solution

The third proportional to 1,039,215,840 and 2,261,375,528 is: 4,920,844,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,215,840 : 2,261,375,528 = 2,261,375,528 : x
  2. Step 2: Convert to fraction form
    1,039,215,840/2,261,375,528 = 2,261,375,528/x
  3. Step 3: Cross multiply
    1,039,215,840x = 2,261,375,528 × 2,261,375,528
  4. Step 4: Simplify right side
    1,039,215,840x = 5,113,819,278,637,279,232
  5. Step 5: Solve for x
    x = 5,113,819,278,637,279,232/1,039,215,840
  6. Step 6: Final answer
    x = 4,920,844,238.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.