Home / 126,797,820.46-190,063,984.32-53,063,845.94

Finding the Fourth Proportional to 126,797,820.46, 190,063,984.32 and 53,063,845.94

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Solution

The fourth proportional to 126,797,820.46, 190,063,984.32 and 53,063,845.94 is: 79,540,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,797,820.46 : 190,063,984.32 = 53,063,845.94 : x
  2. Step 2: Convert to fraction form
    126,797,820.46/190,063,984.32 = 53,063,845.94/x
  3. Step 3: Cross multiply
    126,797,820.46x = 190,063,984.32 × 53,063,845.94
  4. Step 4: Simplify right side
    126,797,820.46x = 10,085,525,981,881,396
  5. Step 5: Solve for x
    x = 10,085,525,981,881,396/126,797,820.46
  6. Step 6: Final answer
    x = 79,540,215.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.