Home / 134,919,731.30-186,189,648.44-73,039,922.24

Finding the Fourth Proportional to 134,919,731.30, 186,189,648.44 and 73,039,922.24

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Solution

The fourth proportional to 134,919,731.30, 186,189,648.44 and 73,039,922.24 is: 100,795,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,919,731.30 : 186,189,648.44 = 73,039,922.24 : x
  2. Step 2: Convert to fraction form
    134,919,731.30/186,189,648.44 = 73,039,922.24/x
  3. Step 3: Cross multiply
    134,919,731.30x = 186,189,648.44 × 73,039,922.24
  4. Step 4: Simplify right side
    134,919,731.30x = 13,599,277,442,654,390
  5. Step 5: Solve for x
    x = 13,599,277,442,654,390/134,919,731.30
  6. Step 6: Final answer
    x = 100,795,319.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.