Home / 372,994,360.95-559,370,473.21-123,932,732.03

Finding the Fourth Proportional to 372,994,360.95, 559,370,473.21 and 123,932,732.03

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Solution

The fourth proportional to 372,994,360.95, 559,370,473.21 and 123,932,732.03 is: 185,858,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,994,360.95 : 559,370,473.21 = 123,932,732.03 : x
  2. Step 2: Convert to fraction form
    372,994,360.95/559,370,473.21 = 123,932,732.03/x
  3. Step 3: Cross multiply
    372,994,360.95x = 559,370,473.21 × 123,932,732.03
  4. Step 4: Simplify right side
    372,994,360.95x = 69,324,310,961,284,920
  5. Step 5: Solve for x
    x = 69,324,310,961,284,920/372,994,360.95
  6. Step 6: Final answer
    x = 185,858,871.39

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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.