Home / 225,793,312.80-338,689,969.20-133,825,005.60

Finding the Fourth Proportional to 225,793,312.80, 338,689,969.20 and 133,825,005.60

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Solution

The fourth proportional to 225,793,312.80, 338,689,969.20 and 133,825,005.60 is: 200,737,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,793,312.80 : 338,689,969.20 = 133,825,005.60 : x
  2. Step 2: Convert to fraction form
    225,793,312.80/338,689,969.20 = 133,825,005.60/x
  3. Step 3: Cross multiply
    225,793,312.80x = 338,689,969.20 × 133,825,005.60
  4. Step 4: Simplify right side
    225,793,312.80x = 45,325,187,024,853,824
  5. Step 5: Solve for x
    x = 45,325,187,024,853,824/225,793,312.80
  6. Step 6: Final answer
    x = 200,737,508.40

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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.