Home / 145,270,118.28-200,465,517.83-82,537,930.02

Finding the Fourth Proportional to 145,270,118.28, 200,465,517.83 and 82,537,930.02

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Solution

The fourth proportional to 145,270,118.28, 200,465,517.83 and 82,537,930.02 is: 113,898,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,270,118.28 : 200,465,517.83 = 82,537,930.02 : x
  2. Step 2: Convert to fraction form
    145,270,118.28/200,465,517.83 = 82,537,930.02/x
  3. Step 3: Cross multiply
    145,270,118.28x = 200,465,517.83 × 82,537,930.02
  4. Step 4: Simplify right side
    145,270,118.28x = 16,546,008,881,662,910
  5. Step 5: Solve for x
    x = 16,546,008,881,662,910/145,270,118.28
  6. Step 6: Final answer
    x = 113,898,226.82

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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.