Home / 198,867,504.38-432,160,575.75

Finding the Third Proportional to 198,867,504.38 and 432,160,575.75

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Solution

The third proportional to 198,867,504.38 and 432,160,575.75 is: 939,131,628.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,867,504.38 : 432,160,575.75 = 432,160,575.75 : x
  2. Step 2: Convert to fraction form
    198,867,504.38/432,160,575.75 = 432,160,575.75/x
  3. Step 3: Cross multiply
    198,867,504.38x = 432,160,575.75 × 432,160,575.75
  4. Step 4: Simplify right side
    198,867,504.38x = 186,762,763,232,571,488
  5. Step 5: Solve for x
    x = 186,762,763,232,571,488/198,867,504.38
  6. Step 6: Final answer
    x = 939,131,628.47

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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.