Home / 304,758,444.12-420,559,499.88-179,318,764.75

Finding the Fourth Proportional to 304,758,444.12, 420,559,499.88 and 179,318,764.75

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Solution

The fourth proportional to 304,758,444.12, 420,559,499.88 and 179,318,764.75 is: 247,455,686.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,758,444.12 : 420,559,499.88 = 179,318,764.75 : x
  2. Step 2: Convert to fraction form
    304,758,444.12/420,559,499.88 = 179,318,764.75/x
  3. Step 3: Cross multiply
    304,758,444.12x = 420,559,499.88 × 179,318,764.75
  4. Step 4: Simplify right side
    304,758,444.12x = 75,414,210,025,042,240
  5. Step 5: Solve for x
    x = 75,414,210,025,042,240/304,758,444.12
  6. Step 6: Final answer
    x = 247,455,686.56

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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.