Home / 131,164,185.48-181,022,534.82-76,160,040.36

Finding the Fourth Proportional to 131,164,185.48, 181,022,534.82 and 76,160,040.36

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Solution

The fourth proportional to 131,164,185.48, 181,022,534.82 and 76,160,040.36 is: 105,110,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,164,185.48 : 181,022,534.82 = 76,160,040.36 : x
  2. Step 2: Convert to fraction form
    131,164,185.48/181,022,534.82 = 76,160,040.36/x
  3. Step 3: Cross multiply
    131,164,185.48x = 181,022,534.82 × 76,160,040.36
  4. Step 4: Simplify right side
    131,164,185.48x = 13,786,683,557,960,704
  5. Step 5: Solve for x
    x = 13,786,683,557,960,704/131,164,185.48
  6. Step 6: Final answer
    x = 105,110,122.15

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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.