Home / 321,492,023.10-482,238,034.65-294,282,243.90

Finding the Fourth Proportional to 321,492,023.10, 482,238,034.65 and 294,282,243.90

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Solution

The fourth proportional to 321,492,023.10, 482,238,034.65 and 294,282,243.90 is: 441,423,365.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,492,023.10 : 482,238,034.65 = 294,282,243.90 : x
  2. Step 2: Convert to fraction form
    321,492,023.10/482,238,034.65 = 294,282,243.90/x
  3. Step 3: Cross multiply
    321,492,023.10x = 482,238,034.65 × 294,282,243.90
  4. Step 4: Simplify right side
    321,492,023.10x = 141,914,090,930,727,936
  5. Step 5: Solve for x
    x = 141,914,090,930,727,936/321,492,023.10
  6. Step 6: Final answer
    x = 441,423,365.85

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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.