Home / 199,180,534.28-298,771,356.98-76,396,488.28

Finding the Fourth Proportional to 199,180,534.28, 298,771,356.98 and 76,396,488.28

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Solution

The fourth proportional to 199,180,534.28, 298,771,356.98 and 76,396,488.28 is: 114,594,945.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,180,534.28 : 298,771,356.98 = 76,396,488.28 : x
  2. Step 2: Convert to fraction form
    199,180,534.28/298,771,356.98 = 76,396,488.28/x
  3. Step 3: Cross multiply
    199,180,534.28x = 298,771,356.98 × 76,396,488.28
  4. Step 4: Simplify right side
    199,180,534.28x = 22,825,082,471,922,268
  5. Step 5: Solve for x
    x = 22,825,082,471,922,268/199,180,534.28
  6. Step 6: Final answer
    x = 114,594,945.51

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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.