Home / 540,150,286.34-745,408,151.52-292,631,640.59

Finding the Fourth Proportional to 540,150,286.34, 745,408,151.52 and 292,631,640.59

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Solution

The fourth proportional to 540,150,286.34, 745,408,151.52 and 292,631,640.59 is: 403,832,073.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,150,286.34 : 745,408,151.52 = 292,631,640.59 : x
  2. Step 2: Convert to fraction form
    540,150,286.34/745,408,151.52 = 292,631,640.59/x
  3. Step 3: Cross multiply
    540,150,286.34x = 745,408,151.52 × 292,631,640.59
  4. Step 4: Simplify right side
    540,150,286.34x = 218,130,010,284,729,824
  5. Step 5: Solve for x
    x = 218,130,010,284,729,824/540,150,286.34
  6. Step 6: Final answer
    x = 403,832,073.78

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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.