Home / 726,323,404.03-1,002,243,525.63-408,722,305.03

Finding the Fourth Proportional to 726,323,404.03, 1,002,243,525.63 and 408,722,305.03

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Solution

The fourth proportional to 726,323,404.03, 1,002,243,525.63 and 408,722,305.03 is: 563,990,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,323,404.03 : 1,002,243,525.63 = 408,722,305.03 : x
  2. Step 2: Convert to fraction form
    726,323,404.03/1,002,243,525.63 = 408,722,305.03/x
  3. Step 3: Cross multiply
    726,323,404.03x = 1,002,243,525.63 × 408,722,305.03
  4. Step 4: Simplify right side
    726,323,404.03x = 409,639,283,991,876,224
  5. Step 5: Solve for x
    x = 409,639,283,991,876,224/726,323,404.03
  6. Step 6: Final answer
    x = 563,990,202.88

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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.