Home / 941,783,856.40-1,413,179,669.40-396,580,502.80

Finding the Fourth Proportional to 941,783,856.40, 1,413,179,669.40 and 396,580,502.80

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Solution

The fourth proportional to 941,783,856.40, 1,413,179,669.40 and 396,580,502.80 is: 595,082,937.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,783,856.40 : 1,413,179,669.40 = 396,580,502.80 : x
  2. Step 2: Convert to fraction form
    941,783,856.40/1,413,179,669.40 = 396,580,502.80/x
  3. Step 3: Cross multiply
    941,783,856.40x = 1,413,179,669.40 × 396,580,502.80
  4. Step 4: Simplify right side
    941,783,856.40x = 560,439,503,837,389,824
  5. Step 5: Solve for x
    x = 560,439,503,837,389,824/941,783,856.40
  6. Step 6: Final answer
    x = 595,082,937.59

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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.