Home / 214,998,049.20-322,497,073.80-117,916,244.40

Finding the Fourth Proportional to 214,998,049.20, 322,497,073.80 and 117,916,244.40

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Solution

The fourth proportional to 214,998,049.20, 322,497,073.80 and 117,916,244.40 is: 176,874,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,998,049.20 : 322,497,073.80 = 117,916,244.40 : x
  2. Step 2: Convert to fraction form
    214,998,049.20/322,497,073.80 = 117,916,244.40/x
  3. Step 3: Cross multiply
    214,998,049.20x = 322,497,073.80 × 117,916,244.40
  4. Step 4: Simplify right side
    214,998,049.20x = 38,027,643,772,485,640
  5. Step 5: Solve for x
    x = 38,027,643,772,485,640/214,998,049.20
  6. Step 6: Final answer
    x = 176,874,366.60

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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.