Home / 87,560,661.11-120,827,954.29-50,384,941.14

Finding the Fourth Proportional to 87,560,661.11, 120,827,954.29 and 50,384,941.14

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Solution

The fourth proportional to 87,560,661.11, 120,827,954.29 and 50,384,941.14 is: 69,527,905.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,560,661.11 : 120,827,954.29 = 50,384,941.14 : x
  2. Step 2: Convert to fraction form
    87,560,661.11/120,827,954.29 = 50,384,941.14/x
  3. Step 3: Cross multiply
    87,560,661.11x = 120,827,954.29 × 50,384,941.14
  4. Step 4: Simplify right side
    87,560,661.11x = 6,087,909,364,968,261
  5. Step 5: Solve for x
    x = 6,087,909,364,968,261/87,560,661.11
  6. Step 6: Final answer
    x = 69,527,905.43

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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.