Home / 273,191,690.21-377,005,660.67-147,743,883.52

Finding the Fourth Proportional to 273,191,690.21, 377,005,660.67 and 147,743,883.52

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Solution

The fourth proportional to 273,191,690.21, 377,005,660.67 and 147,743,883.52 is: 203,887,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,191,690.21 : 377,005,660.67 = 147,743,883.52 : x
  2. Step 2: Convert to fraction form
    273,191,690.21/377,005,660.67 = 147,743,883.52/x
  3. Step 3: Cross multiply
    273,191,690.21x = 377,005,660.67 × 147,743,883.52
  4. Step 4: Simplify right side
    273,191,690.21x = 55,700,280,415,835,976
  5. Step 5: Solve for x
    x = 55,700,280,415,835,976/273,191,690.21
  6. Step 6: Final answer
    x = 203,887,169.39

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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.