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Finding the Third Proportional to 1,535,110,978 and 2,358,118,266

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Solution

The third proportional to 1,535,110,978 and 2,358,118,266 is: 3,622,358,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,110,978 : 2,358,118,266 = 2,358,118,266 : x
  2. Step 2: Convert to fraction form
    1,535,110,978/2,358,118,266 = 2,358,118,266/x
  3. Step 3: Cross multiply
    1,535,110,978x = 2,358,118,266 × 2,358,118,266
  4. Step 4: Simplify right side
    1,535,110,978x = 5,560,721,756,442,847,232
  5. Step 5: Solve for x
    x = 5,560,721,756,442,847,232/1,535,110,978
  6. Step 6: Final answer
    x = 3,622,358,146.18

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.