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Finding the Third Proportional to 39,282,470 and 85,365,052

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Solution

The third proportional to 39,282,470 and 85,365,052 is: 185,507,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,282,470 : 85,365,052 = 85,365,052 : x
  2. Step 2: Convert to fraction form
    39,282,470/85,365,052 = 85,365,052/x
  3. Step 3: Cross multiply
    39,282,470x = 85,365,052 × 85,365,052
  4. Step 4: Simplify right side
    39,282,470x = 7,287,192,102,962,704
  5. Step 5: Solve for x
    x = 7,287,192,102,962,704/39,282,470
  6. Step 6: Final answer
    x = 185,507,482.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.