Home / 122,764,982.40-183,616,032.60-109,904,110.20

Finding the Fourth Proportional to 122,764,982.40, 183,616,032.60 and 109,904,110.20

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Solution

The fourth proportional to 122,764,982.40, 183,616,032.60 and 109,904,110.20 is: 164,380,398.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,764,982.40 : 183,616,032.60 = 109,904,110.20 : x
  2. Step 2: Convert to fraction form
    122,764,982.40/183,616,032.60 = 109,904,110.20/x
  3. Step 3: Cross multiply
    122,764,982.40x = 183,616,032.60 × 109,904,110.20
  4. Step 4: Simplify right side
    122,764,982.40x = 20,180,156,681,357,192
  5. Step 5: Solve for x
    x = 20,180,156,681,357,192/122,764,982.40
  6. Step 6: Final answer
    x = 164,380,398.11

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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.