Home / 502,110,382.12-692,894,654.42-276,047,719.88

Finding the Fourth Proportional to 502,110,382.12, 692,894,654.42 and 276,047,719.88

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Solution

The fourth proportional to 502,110,382.12, 692,894,654.42 and 276,047,719.88 is: 380,936,137.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,110,382.12 : 692,894,654.42 = 276,047,719.88 : x
  2. Step 2: Convert to fraction form
    502,110,382.12/692,894,654.42 = 276,047,719.88/x
  3. Step 3: Cross multiply
    502,110,382.12x = 692,894,654.42 × 276,047,719.88
  4. Step 4: Simplify right side
    502,110,382.12x = 191,271,989,469,681,536
  5. Step 5: Solve for x
    x = 191,271,989,469,681,536/502,110,382.12
  6. Step 6: Final answer
    x = 380,936,137.31

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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.