Home / 90,092,738.63-196,699,513.88

Finding the Third Proportional to 90,092,738.63 and 196,699,513.88

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Solution

The third proportional to 90,092,738.63 and 196,699,513.88 is: 429,454,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,092,738.63 : 196,699,513.88 = 196,699,513.88 : x
  2. Step 2: Convert to fraction form
    90,092,738.63/196,699,513.88 = 196,699,513.88/x
  3. Step 3: Cross multiply
    90,092,738.63x = 196,699,513.88 × 196,699,513.88
  4. Step 4: Simplify right side
    90,092,738.63x = 38,690,698,758,661,320
  5. Step 5: Solve for x
    x = 38,690,698,758,661,320/90,092,738.63
  6. Step 6: Final answer
    x = 429,454,130.81

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.