Home / 497,992,067.70-746,988,101.55-152,945,141.10

Finding the Fourth Proportional to 497,992,067.70, 746,988,101.55 and 152,945,141.10

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Solution

The fourth proportional to 497,992,067.70, 746,988,101.55 and 152,945,141.10 is: 229,417,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,992,067.70 : 746,988,101.55 = 152,945,141.10 : x
  2. Step 2: Convert to fraction form
    497,992,067.70/746,988,101.55 = 152,945,141.10/x
  3. Step 3: Cross multiply
    497,992,067.70x = 746,988,101.55 × 152,945,141.10
  4. Step 4: Simplify right side
    497,992,067.70x = 114,248,200,591,585,872
  5. Step 5: Solve for x
    x = 114,248,200,591,585,872/497,992,067.70
  6. Step 6: Final answer
    x = 229,417,711.65

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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.