Home / 167,722,216,243.81-251,618,662,564.20-54,393,105,512.10

Finding the Fourth Proportional to 167,722,216,243.81, 251,618,662,564.20 and 54,393,105,512.10

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Solution

The fourth proportional to 167,722,216,243.81, 251,618,662,564.20 and 54,393,105,512.10 is: 81,601,118,612.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,722,216,243.81 : 251,618,662,564.20 = 54,393,105,512.10 : x
  2. Step 2: Convert to fraction form
    167,722,216,243.81/251,618,662,564.20 = 54,393,105,512.10/x
  3. Step 3: Cross multiply
    167,722,216,243.81x = 251,618,662,564.20 × 54,393,105,512.10
  4. Step 4: Simplify right side
    167,722,216,243.81x = 13,686,320,461,668,016,979,968
  5. Step 5: Solve for x
    x = 13,686,320,461,668,016,979,968/167,722,216,243.81
  6. Step 6: Final answer
    x = 81,601,118,612.53

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1.5x scale

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.