Home / 167,879,784,171.71-251,563,432,237.15-99,676,540,393.33

Finding the Fourth Proportional to 167,879,784,171.71, 251,563,432,237.15 and 99,676,540,393.33

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Solution

The fourth proportional to 167,879,784,171.71, 251,563,432,237.15 and 99,676,540,393.33 is: 149,362,668,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,879,784,171.71 : 251,563,432,237.15 = 99,676,540,393.33 : x
  2. Step 2: Convert to fraction form
    167,879,784,171.71/251,563,432,237.15 = 99,676,540,393.33/x
  3. Step 3: Cross multiply
    167,879,784,171.71x = 251,563,432,237.15 × 99,676,540,393.33
  4. Step 4: Simplify right side
    167,879,784,171.71x = 25,074,972,614,871,016,800,256
  5. Step 5: Solve for x
    x = 25,074,972,614,871,016,800,256/167,879,784,171.71
  6. Step 6: Final answer
    x = 149,362,668,879.92

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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.