Home / 725,595,206,910.80-1,088,392,810,366.20-328,114,752,357.20

Finding the Fourth Proportional to 725,595,206,910.80, 1,088,392,810,366.20 and 328,114,752,357.20

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Solution

The fourth proportional to 725,595,206,910.80, 1,088,392,810,366.20 and 328,114,752,357.20 is: 492,172,128,535.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,595,206,910.80 : 1,088,392,810,366.20 = 328,114,752,357.20 : x
  2. Step 2: Convert to fraction form
    725,595,206,910.80/1,088,392,810,366.20 = 328,114,752,357.20/x
  3. Step 3: Cross multiply
    725,595,206,910.80x = 1,088,392,810,366.20 × 328,114,752,357.20
  4. Step 4: Simplify right side
    725,595,206,910.80x = 357,117,737,440,662,683,385,856
  5. Step 5: Solve for x
    x = 357,117,737,440,662,683,385,856/725,595,206,910.80
  6. Step 6: Final answer
    x = 492,172,128,535.80

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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.