Home / 484,218,137.80-726,327,206.70-446,804,691.40

Finding the Fourth Proportional to 484,218,137.80, 726,327,206.70 and 446,804,691.40

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Solution

The fourth proportional to 484,218,137.80, 726,327,206.70 and 446,804,691.40 is: 670,207,037.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,218,137.80 : 726,327,206.70 = 446,804,691.40 : x
  2. Step 2: Convert to fraction form
    484,218,137.80/726,327,206.70 = 446,804,691.40/x
  3. Step 3: Cross multiply
    484,218,137.80x = 726,327,206.70 × 446,804,691.40
  4. Step 4: Simplify right side
    484,218,137.80x = 324,526,403,445,017,536
  5. Step 5: Solve for x
    x = 324,526,403,445,017,536/484,218,137.80
  6. Step 6: Final answer
    x = 670,207,037.10

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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.