Home / 480,901,778.93-663,588,467.62-269,220,200.92

Finding the Fourth Proportional to 480,901,778.93, 663,588,467.62 and 269,220,200.92

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Solution

The fourth proportional to 480,901,778.93, 663,588,467.62 and 269,220,200.92 is: 371,492,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,901,778.93 : 663,588,467.62 = 269,220,200.92 : x
  2. Step 2: Convert to fraction form
    480,901,778.93/663,588,467.62 = 269,220,200.92/x
  3. Step 3: Cross multiply
    480,901,778.93x = 663,588,467.62 × 269,220,200.92
  4. Step 4: Simplify right side
    480,901,778.93x = 178,651,420,578,519,296
  5. Step 5: Solve for x
    x = 178,651,420,578,519,296/480,901,778.93
  6. Step 6: Final answer
    x = 371,492,534.24

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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.