Home / 76,477,717.22-105,539,264.78-41,670,407.57

Finding the Fourth Proportional to 76,477,717.22, 105,539,264.78 and 41,670,407.57

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Solution

The fourth proportional to 76,477,717.22, 105,539,264.78 and 41,670,407.57 is: 57,505,170.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477,717.22 : 105,539,264.78 = 41,670,407.57 : x
  2. Step 2: Convert to fraction form
    76,477,717.22/105,539,264.78 = 41,670,407.57/x
  3. Step 3: Cross multiply
    76,477,717.22x = 105,539,264.78 × 41,670,407.57
  4. Step 4: Simplify right side
    76,477,717.22x = 4,397,864,177,284,698
  5. Step 5: Solve for x
    x = 4,397,864,177,284,698/76,477,717.22
  6. Step 6: Final answer
    x = 57,505,170.62

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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.