Home / 507,908,458.40-761,825,693.58-227,876,086.42

Finding the Fourth Proportional to 507,908,458.40, 761,825,693.58 and 227,876,086.42

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Solution

The fourth proportional to 507,908,458.40, 761,825,693.58 and 227,876,086.42 is: 341,797,532.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,908,458.40 : 761,825,693.58 = 227,876,086.42 : x
  2. Step 2: Convert to fraction form
    507,908,458.40/761,825,693.58 = 227,876,086.42/x
  3. Step 3: Cross multiply
    507,908,458.40x = 761,825,693.58 × 227,876,086.42
  4. Step 4: Simplify right side
    507,908,458.40x = 173,601,857,584,453,408
  5. Step 5: Solve for x
    x = 173,601,857,584,453,408/507,908,458.40
  6. Step 6: Final answer
    x = 341,797,532.05

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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.