Home / 726,025,729.14-1,002,000,210.57-412,806,874.50

Finding the Fourth Proportional to 726,025,729.14, 1,002,000,210.57 and 412,806,874.50

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Solution

The fourth proportional to 726,025,729.14, 1,002,000,210.57 and 412,806,874.50 is: 569,721,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,025,729.14 : 1,002,000,210.57 = 412,806,874.50 : x
  2. Step 2: Convert to fraction form
    726,025,729.14/1,002,000,210.57 = 412,806,874.50/x
  3. Step 3: Cross multiply
    726,025,729.14x = 1,002,000,210.57 × 412,806,874.50
  4. Step 4: Simplify right side
    726,025,729.14x = 413,632,575,173,743,616
  5. Step 5: Solve for x
    x = 413,632,575,173,743,616/726,025,729.14
  6. Step 6: Final answer
    x = 569,721,648.38

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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.