Home / 103,887,224.46-143,368,589.79-57,476,722.50

Finding the Fourth Proportional to 103,887,224.46, 143,368,589.79 and 57,476,722.50

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Solution

The fourth proportional to 103,887,224.46, 143,368,589.79 and 57,476,722.50 is: 79,320,211.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,887,224.46 : 143,368,589.79 = 57,476,722.50 : x
  2. Step 2: Convert to fraction form
    103,887,224.46/143,368,589.79 = 57,476,722.50/x
  3. Step 3: Cross multiply
    103,887,224.46x = 143,368,589.79 × 57,476,722.50
  4. Step 4: Simplify right side
    103,887,224.46x = 8,240,356,650,576,163
  5. Step 5: Solve for x
    x = 8,240,356,650,576,163/103,887,224.46
  6. Step 6: Final answer
    x = 79,320,211.83

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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.