Home / 484,218,032.80-726,327,049.20-446,804,586.40

Finding the Fourth Proportional to 484,218,032.80, 726,327,049.20 and 446,804,586.40

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Solution

The fourth proportional to 484,218,032.80, 726,327,049.20 and 446,804,586.40 is: 670,206,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,218,032.80 : 726,327,049.20 = 446,804,586.40 : x
  2. Step 2: Convert to fraction form
    484,218,032.80/726,327,049.20 = 446,804,586.40/x
  3. Step 3: Cross multiply
    484,218,032.80x = 726,327,049.20 × 446,804,586.40
  4. Step 4: Simplify right side
    484,218,032.80x = 324,526,256,808,938,432
  5. Step 5: Solve for x
    x = 324,526,256,808,938,432/484,218,032.80
  6. Step 6: Final answer
    x = 670,206,879.60

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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.