Home / 247,788,656.20-371,682,984.30-132,997,400.20

Finding the Fourth Proportional to 247,788,656.20, 371,682,984.30 and 132,997,400.20

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Solution

The fourth proportional to 247,788,656.20, 371,682,984.30 and 132,997,400.20 is: 199,496,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,788,656.20 : 371,682,984.30 = 132,997,400.20 : x
  2. Step 2: Convert to fraction form
    247,788,656.20/371,682,984.30 = 132,997,400.20/x
  3. Step 3: Cross multiply
    247,788,656.20x = 371,682,984.30 × 132,997,400.20
  4. Step 4: Simplify right side
    247,788,656.20x = 49,432,870,610,477,416
  5. Step 5: Solve for x
    x = 49,432,870,610,477,416/247,788,656.20
  6. Step 6: Final answer
    x = 199,496,100.30

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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.