Home / 1,231,672,713.52-1,847,784,807.24-413,762,707.12

Finding the Fourth Proportional to 1,231,672,713.52, 1,847,784,807.24 and 413,762,707.12

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Solution

The fourth proportional to 1,231,672,713.52, 1,847,784,807.24 and 413,762,707.12 is: 620,736,690.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,672,713.52 : 1,847,784,807.24 = 413,762,707.12 : x
  2. Step 2: Convert to fraction form
    1,231,672,713.52/1,847,784,807.24 = 413,762,707.12/x
  3. Step 3: Cross multiply
    1,231,672,713.52x = 1,847,784,807.24 × 413,762,707.12
  4. Step 4: Simplify right side
    1,231,672,713.52x = 764,544,444,018,829,824
  5. Step 5: Solve for x
    x = 764,544,444,018,829,824/1,231,672,713.52
  6. Step 6: Final answer
    x = 620,736,690.54

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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.