Home / 101,042,468.28-139,437,794.79-58,659,960.78

Finding the Fourth Proportional to 101,042,468.28, 139,437,794.79 and 58,659,960.78

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Solution

The fourth proportional to 101,042,468.28, 139,437,794.79 and 58,659,960.78 is: 80,950,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,042,468.28 : 139,437,794.79 = 58,659,960.78 : x
  2. Step 2: Convert to fraction form
    101,042,468.28/139,437,794.79 = 58,659,960.78/x
  3. Step 3: Cross multiply
    101,042,468.28x = 139,437,794.79 × 58,659,960.78
  4. Step 4: Simplify right side
    101,042,468.28x = 8,179,415,573,631,088
  5. Step 5: Solve for x
    x = 8,179,415,573,631,088/101,042,468.28
  6. Step 6: Final answer
    x = 80,950,274.80

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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.