Home / 186,215,244.48-256,985,002.08-103,709,016

Finding the Fourth Proportional to 186,215,244.48, 256,985,002.08 and 103,709,016

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Solution

The fourth proportional to 186,215,244.48, 256,985,002.08 and 103,709,016 is: 143,122,877.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,215,244.48 : 256,985,002.08 = 103,709,016 : x
  2. Step 2: Convert to fraction form
    186,215,244.48/256,985,002.08 = 103,709,016/x
  3. Step 3: Cross multiply
    186,215,244.48x = 256,985,002.08 × 103,709,016
  4. Step 4: Simplify right side
    186,215,244.48x = 26,651,661,692,474,756
  5. Step 5: Solve for x
    x = 26,651,661,692,474,756/186,215,244.48
  6. Step 6: Final answer
    x = 143,122,877.87

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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.