Home / 293,309,416.80-439,964,125.20-132,066,280.80

Finding the Fourth Proportional to 293,309,416.80, 439,964,125.20 and 132,066,280.80

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Solution

The fourth proportional to 293,309,416.80, 439,964,125.20 and 132,066,280.80 is: 198,099,421.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,309,416.80 : 439,964,125.20 = 132,066,280.80 : x
  2. Step 2: Convert to fraction form
    293,309,416.80/439,964,125.20 = 132,066,280.80/x
  3. Step 3: Cross multiply
    293,309,416.80x = 439,964,125.20 × 132,066,280.80
  4. Step 4: Simplify right side
    293,309,416.80x = 58,104,425,700,589,552
  5. Step 5: Solve for x
    x = 58,104,425,700,589,552/293,309,416.80
  6. Step 6: Final answer
    x = 198,099,421.20

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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.