Home / 118,929,635.13-164,124,015.76-66,719,791.46

Finding the Fourth Proportional to 118,929,635.13, 164,124,015.76 and 66,719,791.46

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Solution

The fourth proportional to 118,929,635.13, 164,124,015.76 and 66,719,791.46 is: 92,073,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,929,635.13 : 164,124,015.76 = 66,719,791.46 : x
  2. Step 2: Convert to fraction form
    118,929,635.13/164,124,015.76 = 66,719,791.46/x
  3. Step 3: Cross multiply
    118,929,635.13x = 164,124,015.76 × 66,719,791.46
  4. Step 4: Simplify right side
    118,929,635.13x = 10,950,320,105,084,952
  5. Step 5: Solve for x
    x = 10,950,320,105,084,952/118,929,635.13
  6. Step 6: Final answer
    x = 92,073,940.13

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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.