Home / 91,813,551.45-126,701,449.18-52,120,736.94

Finding the Fourth Proportional to 91,813,551.45, 126,701,449.18 and 52,120,736.94

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Solution

The fourth proportional to 91,813,551.45, 126,701,449.18 and 52,120,736.94 is: 71,925,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,813,551.45 : 126,701,449.18 = 52,120,736.94 : x
  2. Step 2: Convert to fraction form
    91,813,551.45/126,701,449.18 = 52,120,736.94/x
  3. Step 3: Cross multiply
    91,813,551.45x = 126,701,449.18 × 52,120,736.94
  4. Step 4: Simplify right side
    91,813,551.45x = 6,603,772,902,627,559
  5. Step 5: Solve for x
    x = 6,603,772,902,627,559/91,813,551.45
  6. Step 6: Final answer
    x = 71,925,906.34

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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.