Home / 104,784,382.82-144,603,415.95-57,743,138.82

Finding the Fourth Proportional to 104,784,382.82, 144,603,415.95 and 57,743,138.82

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Solution

The fourth proportional to 104,784,382.82, 144,603,415.95 and 57,743,138.82 is: 79,686,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,784,382.82 : 144,603,415.95 = 57,743,138.82 : x
  2. Step 2: Convert to fraction form
    104,784,382.82/144,603,415.95 = 57,743,138.82/x
  3. Step 3: Cross multiply
    104,784,382.82x = 144,603,415.95 × 57,743,138.82
  4. Step 4: Simplify right side
    104,784,382.82x = 8,349,855,121,047,052
  5. Step 5: Solve for x
    x = 8,349,855,121,047,052/104,784,382.82
  6. Step 6: Final answer
    x = 79,686,064.81

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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.