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Finding the Third Proportional to 755,074,988 and 1,779,921,678

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Solution

The third proportional to 755,074,988 and 1,779,921,678 is: 4,195,770,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,074,988 : 1,779,921,678 = 1,779,921,678 : x
  2. Step 2: Convert to fraction form
    755,074,988/1,779,921,678 = 1,779,921,678/x
  3. Step 3: Cross multiply
    755,074,988x = 1,779,921,678 × 1,779,921,678
  4. Step 4: Simplify right side
    755,074,988x = 3,168,121,179,814,335,488
  5. Step 5: Solve for x
    x = 3,168,121,179,814,335,488/755,074,988
  6. Step 6: Final answer
    x = 4,195,770,261.45

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.