Home / 73,082,126.28-100,845,197.46-40,478,913.48

Finding the Fourth Proportional to 73,082,126.28, 100,845,197.46 and 40,478,913.48

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Solution

The fourth proportional to 73,082,126.28, 100,845,197.46 and 40,478,913.48 is: 55,856,393.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,082,126.28 : 100,845,197.46 = 40,478,913.48 : x
  2. Step 2: Convert to fraction form
    73,082,126.28/100,845,197.46 = 40,478,913.48/x
  3. Step 3: Cross multiply
    73,082,126.28x = 100,845,197.46 × 40,478,913.48
  4. Step 4: Simplify right side
    73,082,126.28x = 4,082,104,022,856,855
  5. Step 5: Solve for x
    x = 4,082,104,022,856,855/73,082,126.28
  6. Step 6: Final answer
    x = 55,856,393.77

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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.