Home / 321,944,461.20-482,916,691.80-297,073,022.40

Finding the Fourth Proportional to 321,944,461.20, 482,916,691.80 and 297,073,022.40

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Solution

The fourth proportional to 321,944,461.20, 482,916,691.80 and 297,073,022.40 is: 445,609,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,944,461.20 : 482,916,691.80 = 297,073,022.40 : x
  2. Step 2: Convert to fraction form
    321,944,461.20/482,916,691.80 = 297,073,022.40/x
  3. Step 3: Cross multiply
    321,944,461.20x = 482,916,691.80 × 297,073,022.40
  4. Step 4: Simplify right side
    321,944,461.20x = 143,461,521,200,435,296
  5. Step 5: Solve for x
    x = 143,461,521,200,435,296/321,944,461.20
  6. Step 6: Final answer
    x = 445,609,533.60

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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.