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Finding the Third Proportional to 86,833,417 and 130,442,855

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Solution

The third proportional to 86,833,417 and 130,442,855 is: 195,953,804.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,833,417 : 130,442,855 = 130,442,855 : x
  2. Step 2: Convert to fraction form
    86,833,417/130,442,855 = 130,442,855/x
  3. Step 3: Cross multiply
    86,833,417x = 130,442,855 × 130,442,855
  4. Step 4: Simplify right side
    86,833,417x = 17,015,338,420,551,024
  5. Step 5: Solve for x
    x = 17,015,338,420,551,024/86,833,417
  6. Step 6: Final answer
    x = 195,953,804.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.