Home / 154,621,185.62-231,427,096.59-113,669,775.86

Finding the Fourth Proportional to 154,621,185.62, 231,427,096.59 and 113,669,775.86

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Solution

The fourth proportional to 154,621,185.62, 231,427,096.59 and 113,669,775.86 is: 170,133,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,621,185.62 : 231,427,096.59 = 113,669,775.86 : x
  2. Step 2: Convert to fraction form
    154,621,185.62/231,427,096.59 = 113,669,775.86/x
  3. Step 3: Cross multiply
    154,621,185.62x = 231,427,096.59 × 113,669,775.86
  4. Step 4: Simplify right side
    154,621,185.62x = 26,306,266,197,315,872
  5. Step 5: Solve for x
    x = 26,306,266,197,315,872/154,621,185.62
  6. Step 6: Final answer
    x = 170,133,646.90

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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.