Home / 216,250,073.86-298,409,609.22-126,945,644.12

Finding the Fourth Proportional to 216,250,073.86, 298,409,609.22 and 126,945,644.12

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Solution

The fourth proportional to 216,250,073.86, 298,409,609.22 and 126,945,644.12 is: 175,175,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,250,073.86 : 298,409,609.22 = 126,945,644.12 : x
  2. Step 2: Convert to fraction form
    216,250,073.86/298,409,609.22 = 126,945,644.12/x
  3. Step 3: Cross multiply
    216,250,073.86x = 298,409,609.22 × 126,945,644.12
  4. Step 4: Simplify right side
    216,250,073.86x = 37,881,800,053,181,336
  5. Step 5: Solve for x
    x = 37,881,800,053,181,336/216,250,073.86
  6. Step 6: Final answer
    x = 175,175,894.17

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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.