Home / 81,838,392.05-122,811,806.04-44,976,025.05

Finding the Fourth Proportional to 81,838,392.05, 122,811,806.04 and 44,976,025.05

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Solution

The fourth proportional to 81,838,392.05, 122,811,806.04 and 44,976,025.05 is: 67,493,834.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,838,392.05 : 122,811,806.04 = 44,976,025.05 : x
  2. Step 2: Convert to fraction form
    81,838,392.05/122,811,806.04 = 44,976,025.05/x
  3. Step 3: Cross multiply
    81,838,392.05x = 122,811,806.04 × 44,976,025.05
  4. Step 4: Simplify right side
    81,838,392.05x = 5,523,586,864,696,192
  5. Step 5: Solve for x
    x = 5,523,586,864,696,192/81,838,392.05
  6. Step 6: Final answer
    x = 67,493,834.21

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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.