Home / 524,656,735.92-724,090,131-304,640,155.44

Finding the Fourth Proportional to 524,656,735.92, 724,090,131 and 304,640,155.44

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Solution

The fourth proportional to 524,656,735.92, 724,090,131 and 304,640,155.44 is: 420,440,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,656,735.92 : 724,090,131 = 304,640,155.44 : x
  2. Step 2: Convert to fraction form
    524,656,735.92/724,090,131 = 304,640,155.44/x
  3. Step 3: Cross multiply
    524,656,735.92x = 724,090,131 × 304,640,155.44
  4. Step 4: Simplify right side
    524,656,735.92x = 220,586,930,060,409,952
  5. Step 5: Solve for x
    x = 220,586,930,060,409,952/524,656,735.92
  6. Step 6: Final answer
    x = 420,440,480.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.