Home / 100,840,790.19-151,266,548.93-31,758,996.03

Finding the Fourth Proportional to 100,840,790.19, 151,266,548.93 and 31,758,996.03

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Solution

The fourth proportional to 100,840,790.19, 151,266,548.93 and 31,758,996.03 is: 47,640,183.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,840,790.19 : 151,266,548.93 = 31,758,996.03 : x
  2. Step 2: Convert to fraction form
    100,840,790.19/151,266,548.93 = 31,758,996.03/x
  3. Step 3: Cross multiply
    100,840,790.19x = 151,266,548.93 × 31,758,996.03
  4. Step 4: Simplify right side
    100,840,790.19x = 4,804,073,726,780,876
  5. Step 5: Solve for x
    x = 4,804,073,726,780,876/100,840,790.19
  6. Step 6: Final answer
    x = 47,640,183.28

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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.