Home / 154,057,017.56-230,702,203.02-107,782,235.96

Finding the Fourth Proportional to 154,057,017.56, 230,702,203.02 and 107,782,235.96

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Solution

The fourth proportional to 154,057,017.56, 230,702,203.02 and 107,782,235.96 is: 161,405,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,057,017.56 : 230,702,203.02 = 107,782,235.96 : x
  2. Step 2: Convert to fraction form
    154,057,017.56/230,702,203.02 = 107,782,235.96/x
  3. Step 3: Cross multiply
    154,057,017.56x = 230,702,203.02 × 107,782,235.96
  4. Step 4: Simplify right side
    154,057,017.56x = 24,865,599,282,393,464
  5. Step 5: Solve for x
    x = 24,865,599,282,393,464/154,057,017.56
  6. Step 6: Final answer
    x = 161,405,171.13

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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.