Home / 198,151,676.58-297,109,767.67-75,338,983.89

Finding the Fourth Proportional to 198,151,676.58, 297,109,767.67 and 75,338,983.89

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Solution

The fourth proportional to 198,151,676.58, 297,109,767.67 and 75,338,983.89 is: 112,963,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,151,676.58 : 297,109,767.67 = 75,338,983.89 : x
  2. Step 2: Convert to fraction form
    198,151,676.58/297,109,767.67 = 75,338,983.89/x
  3. Step 3: Cross multiply
    198,151,676.58x = 297,109,767.67 × 75,338,983.89
  4. Step 4: Simplify right side
    198,151,676.58x = 22,383,948,000,051,776
  5. Step 5: Solve for x
    x = 22,383,948,000,051,776/198,151,676.58
  6. Step 6: Final answer
    x = 112,963,707.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.