Home / 417,044,375.93-575,521,240.13-231,435,260.57

Finding the Fourth Proportional to 417,044,375.93, 575,521,240.13 and 231,435,260.57

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Solution

The fourth proportional to 417,044,375.93, 575,521,240.13 and 231,435,260.57 is: 319,380,660.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,044,375.93 : 575,521,240.13 = 231,435,260.57 : x
  2. Step 2: Convert to fraction form
    417,044,375.93/575,521,240.13 = 231,435,260.57/x
  3. Step 3: Cross multiply
    417,044,375.93x = 575,521,240.13 × 231,435,260.57
  4. Step 4: Simplify right side
    417,044,375.93x = 133,195,908,169,021,312
  5. Step 5: Solve for x
    x = 133,195,908,169,021,312/417,044,375.93
  6. Step 6: Final answer
    x = 319,380,660.33

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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.