Home / 318,804,579.30-478,206,868.95-318,804,579.30

Finding the Fourth Proportional to 318,804,579.30, 478,206,868.95 and 318,804,579.30

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Solution

The fourth proportional to 318,804,579.30, 478,206,868.95 and 318,804,579.30 is: 478,206,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,804,579.30 : 478,206,868.95 = 318,804,579.30 : x
  2. Step 2: Convert to fraction form
    318,804,579.30/478,206,868.95 = 318,804,579.30/x
  3. Step 3: Cross multiply
    318,804,579.30x = 478,206,868.95 × 318,804,579.30
  4. Step 4: Simplify right side
    318,804,579.30x = 152,454,539,673,974,976
  5. Step 5: Solve for x
    x = 152,454,539,673,974,976/318,804,579.30
  6. Step 6: Final answer
    x = 478,206,868.95

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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.