Home / 222,346,855.20-306,838,689.26-123,234,001.50

Finding the Fourth Proportional to 222,346,855.20, 306,838,689.26 and 123,234,001.50

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Solution

The fourth proportional to 222,346,855.20, 306,838,689.26 and 123,234,001.50 is: 170,062,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,346,855.20 : 306,838,689.26 = 123,234,001.50 : x
  2. Step 2: Convert to fraction form
    222,346,855.20/306,838,689.26 = 123,234,001.50/x
  3. Step 3: Cross multiply
    222,346,855.20x = 306,838,689.26 × 123,234,001.50
  4. Step 4: Simplify right side
    222,346,855.20x = 37,812,959,492,524,872
  5. Step 5: Solve for x
    x = 37,812,959,492,524,872/222,346,855.20
  6. Step 6: Final answer
    x = 170,062,938.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.