Home / 167,722,216,239.43-251,618,662,557.67-54,393,105,507.72

Finding the Fourth Proportional to 167,722,216,239.43, 251,618,662,557.67 and 54,393,105,507.72

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Solution

The fourth proportional to 167,722,216,239.43, 251,618,662,557.67 and 54,393,105,507.72 is: 81,601,118,605.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,722,216,239.43 : 251,618,662,557.67 = 54,393,105,507.72 : x
  2. Step 2: Convert to fraction form
    167,722,216,239.43/251,618,662,557.67 = 54,393,105,507.72/x
  3. Step 3: Cross multiply
    167,722,216,239.43x = 251,618,662,557.67 × 54,393,105,507.72
  4. Step 4: Simplify right side
    167,722,216,239.43x = 13,686,320,460,210,741,706,752
  5. Step 5: Solve for x
    x = 13,686,320,460,210,741,706,752/167,722,216,239.43
  6. Step 6: Final answer
    x = 81,601,118,605.98

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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.