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Finding the Third Proportional to 776,838,764 and 1,664,482,860

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Solution

The third proportional to 776,838,764 and 1,664,482,860 is: 3,566,381,235.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,838,764 : 1,664,482,860 = 1,664,482,860 : x
  2. Step 2: Convert to fraction form
    776,838,764/1,664,482,860 = 1,664,482,860/x
  3. Step 3: Cross multiply
    776,838,764x = 1,664,482,860 × 1,664,482,860
  4. Step 4: Simplify right side
    776,838,764x = 2,770,503,191,233,779,712
  5. Step 5: Solve for x
    x = 2,770,503,191,233,779,712/776,838,764
  6. Step 6: Final answer
    x = 3,566,381,235.88

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.