Home / 507,680,850.85-700,341,732.18-331,571,932.27

Finding the Fourth Proportional to 507,680,850.85, 700,341,732.18 and 331,571,932.27

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Solution

The fourth proportional to 507,680,850.85, 700,341,732.18 and 331,571,932.27 is: 457,400,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,680,850.85 : 700,341,732.18 = 331,571,932.27 : x
  2. Step 2: Convert to fraction form
    507,680,850.85/700,341,732.18 = 331,571,932.27/x
  3. Step 3: Cross multiply
    507,680,850.85x = 700,341,732.18 × 331,571,932.27
  4. Step 4: Simplify right side
    507,680,850.85x = 232,213,661,387,733,984
  5. Step 5: Solve for x
    x = 232,213,661,387,733,984/507,680,850.85
  6. Step 6: Final answer
    x = 457,400,867.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.