Home / 131,446,791.07-180,446,683.82-112,829,610.13

Finding the Fourth Proportional to 131,446,791.07, 180,446,683.82 and 112,829,610.13

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Solution

The fourth proportional to 131,446,791.07, 180,446,683.82 and 112,829,610.13 is: 154,889,509.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,446,791.07 : 180,446,683.82 = 112,829,610.13 : x
  2. Step 2: Convert to fraction form
    131,446,791.07/180,446,683.82 = 112,829,610.13/x
  3. Step 3: Cross multiply
    131,446,791.07x = 180,446,683.82 × 112,829,610.13
  4. Step 4: Simplify right side
    131,446,791.07x = 20,359,728,984,661,976
  5. Step 5: Solve for x
    x = 20,359,728,984,661,976/131,446,791.07
  6. Step 6: Final answer
    x = 154,889,509.43

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.