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Finding the Third Proportional to 1,822,215,372 and 2,721,382,224

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Solution

The third proportional to 1,822,215,372 and 2,721,382,224 is: 4,064,240,332.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,215,372 : 2,721,382,224 = 2,721,382,224 : x
  2. Step 2: Convert to fraction form
    1,822,215,372/2,721,382,224 = 2,721,382,224/x
  3. Step 3: Cross multiply
    1,822,215,372x = 2,721,382,224 × 2,721,382,224
  4. Step 4: Simplify right side
    1,822,215,372x = 7,405,921,209,103,185,920
  5. Step 5: Solve for x
    x = 7,405,921,209,103,185,920/1,822,215,372
  6. Step 6: Final answer
    x = 4,064,240,332.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.