Home / 255,808,220.80-383,712,331.20-179,217,731.20

Finding the Fourth Proportional to 255,808,220.80, 383,712,331.20 and 179,217,731.20

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Solution

The fourth proportional to 255,808,220.80, 383,712,331.20 and 179,217,731.20 is: 268,826,596.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,808,220.80 : 383,712,331.20 = 179,217,731.20 : x
  2. Step 2: Convert to fraction form
    255,808,220.80/383,712,331.20 = 179,217,731.20/x
  3. Step 3: Cross multiply
    255,808,220.80x = 383,712,331.20 × 179,217,731.20
  4. Step 4: Simplify right side
    255,808,220.80x = 68,768,053,431,126,968
  5. Step 5: Solve for x
    x = 68,768,053,431,126,968/255,808,220.80
  6. Step 6: Final answer
    x = 268,826,596.80

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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.