Home / 354,294,251.40-531,441,377.10-181,788,502.80

Finding the Fourth Proportional to 354,294,251.40, 531,441,377.10 and 181,788,502.80

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Solution

The fourth proportional to 354,294,251.40, 531,441,377.10 and 181,788,502.80 is: 272,682,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,251.40 : 531,441,377.10 = 181,788,502.80 : x
  2. Step 2: Convert to fraction form
    354,294,251.40/531,441,377.10 = 181,788,502.80/x
  3. Step 3: Cross multiply
    354,294,251.40x = 531,441,377.10 × 181,788,502.80
  4. Step 4: Simplify right side
    354,294,251.40x = 96,609,932,268,979,216
  5. Step 5: Solve for x
    x = 96,609,932,268,979,216/354,294,251.40
  6. Step 6: Final answer
    x = 272,682,754.20

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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.