Home / 167,879,784,171.21-251,563,432,236.40-99,676,540,392.83

Finding the Fourth Proportional to 167,879,784,171.21, 251,563,432,236.40 and 99,676,540,392.83

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Solution

The fourth proportional to 167,879,784,171.21, 251,563,432,236.40 and 99,676,540,392.83 is: 149,362,668,879.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,879,784,171.21 : 251,563,432,236.40 = 99,676,540,392.83 : x
  2. Step 2: Convert to fraction form
    167,879,784,171.21/251,563,432,236.40 = 99,676,540,392.83/x
  3. Step 3: Cross multiply
    167,879,784,171.21x = 251,563,432,236.40 × 99,676,540,392.83
  4. Step 4: Simplify right side
    167,879,784,171.21x = 25,074,972,614,669,216,251,904
  5. Step 5: Solve for x
    x = 25,074,972,614,669,216,251,904/167,879,784,171.21
  6. Step 6: Final answer
    x = 149,362,668,879.16

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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.