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Finding the Third Proportional to 659,451,968 and 1,020,167,661

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Solution

The third proportional to 659,451,968 and 1,020,167,661 is: 1,578,192,358.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,451,968 : 1,020,167,661 = 1,020,167,661 : x
  2. Step 2: Convert to fraction form
    659,451,968/1,020,167,661 = 1,020,167,661/x
  3. Step 3: Cross multiply
    659,451,968x = 1,020,167,661 × 1,020,167,661
  4. Step 4: Simplify right side
    659,451,968x = 1,040,742,056,550,210,944
  5. Step 5: Solve for x
    x = 1,040,742,056,550,210,944/659,451,968
  6. Step 6: Final answer
    x = 1,578,192,358.28

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.