Home / 111,937,710.60-168,158,508.30-108,914,401.80

Finding the Fourth Proportional to 111,937,710.60, 168,158,508.30 and 108,914,401.80

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Solution

The fourth proportional to 111,937,710.60, 168,158,508.30 and 108,914,401.80 is: 163,616,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,937,710.60 : 168,158,508.30 = 108,914,401.80 : x
  2. Step 2: Convert to fraction form
    111,937,710.60/168,158,508.30 = 108,914,401.80/x
  3. Step 3: Cross multiply
    111,937,710.60x = 168,158,508.30 × 108,914,401.80
  4. Step 4: Simplify right side
    111,937,710.60x = 18,314,883,339,074,836
  5. Step 5: Solve for x
    x = 18,314,883,339,074,836/111,937,710.60
  6. Step 6: Final answer
    x = 163,616,740.43

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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.