Home / 82,857,350.62-114,392,137.89-73,664,558.74

Finding the Fourth Proportional to 82,857,350.62, 114,392,137.89 and 73,664,558.74

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Solution

The fourth proportional to 82,857,350.62, 114,392,137.89 and 73,664,558.74 is: 101,700,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,857,350.62 : 114,392,137.89 = 73,664,558.74 : x
  2. Step 2: Convert to fraction form
    82,857,350.62/114,392,137.89 = 73,664,558.74/x
  3. Step 3: Cross multiply
    82,857,350.62x = 114,392,137.89 × 73,664,558.74
  4. Step 4: Simplify right side
    82,857,350.62x = 8,426,646,360,992,084
  5. Step 5: Solve for x
    x = 8,426,646,360,992,084/82,857,350.62
  6. Step 6: Final answer
    x = 101,700,649.34

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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.