Home / 422,597,098.32-583,096,665.64-243,977,891.40

Finding the Fourth Proportional to 422,597,098.32, 583,096,665.64 and 243,977,891.40

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Solution

The fourth proportional to 422,597,098.32, 583,096,665.64 and 243,977,891.40 is: 336,639,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,597,098.32 : 583,096,665.64 = 243,977,891.40 : x
  2. Step 2: Convert to fraction form
    422,597,098.32/583,096,665.64 = 243,977,891.40/x
  3. Step 3: Cross multiply
    422,597,098.32x = 583,096,665.64 × 243,977,891.40
  4. Step 4: Simplify right side
    422,597,098.32x = 142,262,694,965,218,032
  5. Step 5: Solve for x
    x = 142,262,694,965,218,032/422,597,098.32
  6. Step 6: Final answer
    x = 336,639,071.90

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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.