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Finding the Third Proportional to 90,152,651 and 134,698,278

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Solution

The third proportional to 90,152,651 and 134,698,278 is: 201,254,493.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,152,651 : 134,698,278 = 134,698,278 : x
  2. Step 2: Convert to fraction form
    90,152,651/134,698,278 = 134,698,278/x
  3. Step 3: Cross multiply
    90,152,651x = 134,698,278 × 134,698,278
  4. Step 4: Simplify right side
    90,152,651x = 18,143,626,096,165,284
  5. Step 5: Solve for x
    x = 18,143,626,096,165,284/90,152,651
  6. Step 6: Final answer
    x = 201,254,493.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.