Home / 321,944,474.20-482,916,711.30-297,073,035.40

Finding the Fourth Proportional to 321,944,474.20, 482,916,711.30 and 297,073,035.40

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Solution

The fourth proportional to 321,944,474.20, 482,916,711.30 and 297,073,035.40 is: 445,609,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,944,474.20 : 482,916,711.30 = 297,073,035.40 : x
  2. Step 2: Convert to fraction form
    321,944,474.20/482,916,711.30 = 297,073,035.40/x
  3. Step 3: Cross multiply
    321,944,474.20x = 482,916,711.30 × 297,073,035.40
  4. Step 4: Simplify right side
    321,944,474.20x = 143,461,533,271,276,480
  5. Step 5: Solve for x
    x = 143,461,533,271,276,480/321,944,474.20
  6. Step 6: Final answer
    x = 445,609,553.10

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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.