Home / 197,160,410.77-272,063,107.86-109,052,512.13

Finding the Fourth Proportional to 197,160,410.77, 272,063,107.86 and 109,052,512.13

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Solution

The fourth proportional to 197,160,410.77, 272,063,107.86 and 109,052,512.13 is: 150,482,367.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,160,410.77 : 272,063,107.86 = 109,052,512.13 : x
  2. Step 2: Convert to fraction form
    197,160,410.77/272,063,107.86 = 109,052,512.13/x
  3. Step 3: Cross multiply
    197,160,410.77x = 272,063,107.86 × 109,052,512.13
  4. Step 4: Simplify right side
    197,160,410.77x = 29,669,165,370,028,148
  5. Step 5: Solve for x
    x = 29,669,165,370,028,148/197,160,410.77
  6. Step 6: Final answer
    x = 150,482,367.40

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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.