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Finding the Third Proportional to 86,618,218 and 117,674,477

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Solution

The third proportional to 86,618,218 and 117,674,477 is: 159,865,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,618,218 : 117,674,477 = 117,674,477 : x
  2. Step 2: Convert to fraction form
    86,618,218/117,674,477 = 117,674,477/x
  3. Step 3: Cross multiply
    86,618,218x = 117,674,477 × 117,674,477
  4. Step 4: Simplify right side
    86,618,218x = 13,847,282,537,223,528
  5. Step 5: Solve for x
    x = 13,847,282,537,223,528/86,618,218
  6. Step 6: Final answer
    x = 159,865,705.59

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.