Home / 1,052,643,172.76-1,579,871,751.78-729,753,792.92

Finding the Fourth Proportional to 1,052,643,172.76, 1,579,871,751.78 and 729,753,792.92

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Solution

The fourth proportional to 1,052,643,172.76, 1,579,871,751.78 and 729,753,792.92 is: 1,095,259,469.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,643,172.76 : 1,579,871,751.78 = 729,753,792.92 : x
  2. Step 2: Convert to fraction form
    1,052,643,172.76/1,579,871,751.78 = 729,753,792.92/x
  3. Step 3: Cross multiply
    1,052,643,172.76x = 1,579,871,751.78 × 729,753,792.92
  4. Step 4: Simplify right side
    1,052,643,172.76x = 1,152,917,403,188,619,648
  5. Step 5: Solve for x
    x = 1,152,917,403,188,619,648/1,052,643,172.76
  6. Step 6: Final answer
    x = 1,095,259,469.71

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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.