Home / 311,592,226.50-429,959,810.64-179,476,190.73

Finding the Fourth Proportional to 311,592,226.50, 429,959,810.64 and 179,476,190.73

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Solution

The fourth proportional to 311,592,226.50, 429,959,810.64 and 179,476,190.73 is: 247,655,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,592,226.50 : 429,959,810.64 = 179,476,190.73 : x
  2. Step 2: Convert to fraction form
    311,592,226.50/429,959,810.64 = 179,476,190.73/x
  3. Step 3: Cross multiply
    311,592,226.50x = 429,959,810.64 × 179,476,190.73
  4. Step 4: Simplify right side
    311,592,226.50x = 77,167,548,980,659,312
  5. Step 5: Solve for x
    x = 77,167,548,980,659,312/311,592,226.50
  6. Step 6: Final answer
    x = 247,655,565.25

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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.