Home / 118,883,883.15-164,060,947.13-66,671,797.82

Finding the Fourth Proportional to 118,883,883.15, 164,060,947.13 and 66,671,797.82

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Solution

The fourth proportional to 118,883,883.15, 164,060,947.13 and 66,671,797.82 is: 92,007,747.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,883,883.15 : 164,060,947.13 = 66,671,797.82 : x
  2. Step 2: Convert to fraction form
    118,883,883.15/164,060,947.13 = 66,671,797.82/x
  3. Step 3: Cross multiply
    118,883,883.15x = 164,060,947.13 × 66,671,797.82
  4. Step 4: Simplify right side
    118,883,883.15x = 10,938,238,296,055,406
  5. Step 5: Solve for x
    x = 10,938,238,296,055,406/118,883,883.15
  6. Step 6: Final answer
    x = 92,007,747.44

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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.