Home / 222,213,855.23-306,651,017.32-123,092,427.74

Finding the Fourth Proportional to 222,213,855.23, 306,651,017.32 and 123,092,427.74

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Solution

The fourth proportional to 222,213,855.23, 306,651,017.32 and 123,092,427.74 is: 169,865,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,213,855.23 : 306,651,017.32 = 123,092,427.74 : x
  2. Step 2: Convert to fraction form
    222,213,855.23/306,651,017.32 = 123,092,427.74/x
  3. Step 3: Cross multiply
    222,213,855.23x = 306,651,017.32 × 123,092,427.74
  4. Step 4: Simplify right side
    222,213,855.23x = 37,746,418,191,949,560
  5. Step 5: Solve for x
    x = 37,746,418,191,949,560/222,213,855.23
  6. Step 6: Final answer
    x = 169,865,277.54

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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.