Home / 118,995,076.42-164,213,521.97-66,071,882.52

Finding the Fourth Proportional to 118,995,076.42, 164,213,521.97 and 66,071,882.52

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Solution

The fourth proportional to 118,995,076.42, 164,213,521.97 and 66,071,882.52 is: 91,179,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,995,076.42 : 164,213,521.97 = 66,071,882.52 : x
  2. Step 2: Convert to fraction form
    118,995,076.42/164,213,521.97 = 66,071,882.52/x
  3. Step 3: Cross multiply
    118,995,076.42x = 164,213,521.97 × 66,071,882.52
  4. Step 4: Simplify right side
    118,995,076.42x = 10,849,896,531,466,920
  5. Step 5: Solve for x
    x = 10,849,896,531,466,920/118,995,076.42
  6. Step 6: Final answer
    x = 91,179,373.62

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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.