Home / 116,319,274.36-160,520,113.56-64,108,185.42

Finding the Fourth Proportional to 116,319,274.36, 160,520,113.56 and 64,108,185.42

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Solution

The fourth proportional to 116,319,274.36, 160,520,113.56 and 64,108,185.42 is: 88,469,028.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,319,274.36 : 160,520,113.56 = 64,108,185.42 : x
  2. Step 2: Convert to fraction form
    116,319,274.36/160,520,113.56 = 64,108,185.42/x
  3. Step 3: Cross multiply
    116,319,274.36x = 160,520,113.56 × 64,108,185.42
  4. Step 4: Simplify right side
    116,319,274.36x = 10,290,653,203,743,936
  5. Step 5: Solve for x
    x = 10,290,653,203,743,936/116,319,274.36
  6. Step 6: Final answer
    x = 88,469,028.55

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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.