Home / 240,450,891.78-331,794,237-134,610,102.77

Finding the Fourth Proportional to 240,450,891.78, 331,794,237 and 134,610,102.77

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Solution

The fourth proportional to 240,450,891.78, 331,794,237 and 134,610,102.77 is: 185,746,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,450,891.78 : 331,794,237 = 134,610,102.77 : x
  2. Step 2: Convert to fraction form
    240,450,891.78/331,794,237 = 134,610,102.77/x
  3. Step 3: Cross multiply
    240,450,891.78x = 331,794,237 × 134,610,102.77
  4. Step 4: Simplify right side
    240,450,891.78x = 44,662,856,341,063,744
  5. Step 5: Solve for x
    x = 44,662,856,341,063,744/240,450,891.78
  6. Step 6: Final answer
    x = 185,746,270.31

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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.