Home / 768,555,974.27-1,060,607,745.09-416,132,203.92

Finding the Fourth Proportional to 768,555,974.27, 1,060,607,745.09 and 416,132,203.92

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Solution

The fourth proportional to 768,555,974.27, 1,060,607,745.09 and 416,132,203.92 is: 574,262,712.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,555,974.27 : 1,060,607,745.09 = 416,132,203.92 : x
  2. Step 2: Convert to fraction form
    768,555,974.27/1,060,607,745.09 = 416,132,203.92/x
  3. Step 3: Cross multiply
    768,555,974.27x = 1,060,607,745.09 × 416,132,203.92
  4. Step 4: Simplify right side
    768,555,974.27x = 441,353,038,458,923,264
  5. Step 5: Solve for x
    x = 441,353,038,458,923,264/768,555,974.27
  6. Step 6: Final answer
    x = 574,262,712.46

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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.