Home / 118,929,634.13-164,124,014.38-66,719,790.46

Finding the Fourth Proportional to 118,929,634.13, 164,124,014.38 and 66,719,790.46

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Solution

The fourth proportional to 118,929,634.13, 164,124,014.38 and 66,719,790.46 is: 92,073,938.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,929,634.13 : 164,124,014.38 = 66,719,790.46 : x
  2. Step 2: Convert to fraction form
    118,929,634.13/164,124,014.38 = 66,719,790.46/x
  3. Step 3: Cross multiply
    118,929,634.13x = 164,124,014.38 × 66,719,790.46
  4. Step 4: Simplify right side
    118,929,634.13x = 10,950,319,848,887,626
  5. Step 5: Solve for x
    x = 10,950,319,848,887,626/118,929,634.13
  6. Step 6: Final answer
    x = 92,073,938.75

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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.