Home / 484,468,000.20-726,702,000.30-354,371,243.40

Finding the Fourth Proportional to 484,468,000.20, 726,702,000.30 and 354,371,243.40

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Solution

The fourth proportional to 484,468,000.20, 726,702,000.30 and 354,371,243.40 is: 531,556,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,468,000.20 : 726,702,000.30 = 354,371,243.40 : x
  2. Step 2: Convert to fraction form
    484,468,000.20/726,702,000.30 = 354,371,243.40/x
  3. Step 3: Cross multiply
    484,468,000.20x = 726,702,000.30 × 354,371,243.40
  4. Step 4: Simplify right side
    484,468,000.20x = 257,522,291,427,578,144
  5. Step 5: Solve for x
    x = 257,522,291,427,578,144/484,468,000.20
  6. Step 6: Final answer
    x = 531,556,865.10

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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.