Home / 83,803,905.10-115,659,456.89-50,763,184.77

Finding the Fourth Proportional to 83,803,905.10, 115,659,456.89 and 50,763,184.77

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Solution

The fourth proportional to 83,803,905.10, 115,659,456.89 and 50,763,184.77 is: 70,059,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,803,905.10 : 115,659,456.89 = 50,763,184.77 : x
  2. Step 2: Convert to fraction form
    83,803,905.10/115,659,456.89 = 50,763,184.77/x
  3. Step 3: Cross multiply
    83,803,905.10x = 115,659,456.89 × 50,763,184.77
  4. Step 4: Simplify right side
    83,803,905.10x = 5,871,242,380,504,920
  5. Step 5: Solve for x
    x = 5,871,242,380,504,920/83,803,905.10
  6. Step 6: Final answer
    x = 70,059,293.46

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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.