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Finding the Third Proportional to 1,105,774,416 and 2,388,888,288

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Solution

The third proportional to 1,105,774,416 and 2,388,888,288 is: 5,160,896,445.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,774,416 : 2,388,888,288 = 2,388,888,288 : x
  2. Step 2: Convert to fraction form
    1,105,774,416/2,388,888,288 = 2,388,888,288/x
  3. Step 3: Cross multiply
    1,105,774,416x = 2,388,888,288 × 2,388,888,288
  4. Step 4: Simplify right side
    1,105,774,416x = 5,706,787,252,543,570,944
  5. Step 5: Solve for x
    x = 5,706,787,252,543,570,944/1,105,774,416
  6. Step 6: Final answer
    x = 5,160,896,445.03

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.