Home / 225,793,240.80-338,689,861.20-82,167,410.40

Finding the Fourth Proportional to 225,793,240.80, 338,689,861.20 and 82,167,410.40

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Solution

The fourth proportional to 225,793,240.80, 338,689,861.20 and 82,167,410.40 is: 123,251,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,793,240.80 : 338,689,861.20 = 82,167,410.40 : x
  2. Step 2: Convert to fraction form
    225,793,240.80/338,689,861.20 = 82,167,410.40/x
  3. Step 3: Cross multiply
    225,793,240.80x = 338,689,861.20 × 82,167,410.40
  4. Step 4: Simplify right side
    225,793,240.80x = 27,829,268,823,539,436
  5. Step 5: Solve for x
    x = 27,829,268,823,539,436/225,793,240.80
  6. Step 6: Final answer
    x = 123,251,115.60

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1.5x scale

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.