Home / 375,672,459.42-563,511,685.32-154,286,763.30

Finding the Fourth Proportional to 375,672,459.42, 563,511,685.32 and 154,286,763.30

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Solution

The fourth proportional to 375,672,459.42, 563,511,685.32 and 154,286,763.30 is: 231,431,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,672,459.42 : 563,511,685.32 = 154,286,763.30 : x
  2. Step 2: Convert to fraction form
    375,672,459.42/563,511,685.32 = 154,286,763.30/x
  3. Step 3: Cross multiply
    375,672,459.42x = 563,511,685.32 × 154,286,763.30
  4. Step 4: Simplify right side
    375,672,459.42x = 86,942,394,009,750,944
  5. Step 5: Solve for x
    x = 86,942,394,009,750,944/375,672,459.42
  6. Step 6: Final answer
    x = 231,431,375.47

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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.