Home / 359,223,645.40-538,079,640.90-298,757,469.40

Finding the Fourth Proportional to 359,223,645.40, 538,079,640.90 and 298,757,469.40

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Solution

The fourth proportional to 359,223,645.40, 538,079,640.90 and 298,757,469.40 is: 447,507,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,223,645.40 : 538,079,640.90 = 298,757,469.40 : x
  2. Step 2: Convert to fraction form
    359,223,645.40/538,079,640.90 = 298,757,469.40/x
  3. Step 3: Cross multiply
    359,223,645.40x = 538,079,640.90 × 298,757,469.40
  4. Step 4: Simplify right side
    359,223,645.40x = 160,755,311,850,944,704
  5. Step 5: Solve for x
    x = 160,755,311,850,944,704/359,223,645.40
  6. Step 6: Final answer
    x = 447,507,601.21

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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.