Home / 1,177,022,501.96-1,765,598,138.24-477,410,737.28

Finding the Fourth Proportional to 1,177,022,501.96, 1,765,598,138.24 and 477,410,737.28

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Solution

The fourth proportional to 1,177,022,501.96, 1,765,598,138.24 and 477,410,737.28 is: 716,142,221.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,022,501.96 : 1,765,598,138.24 = 477,410,737.28 : x
  2. Step 2: Convert to fraction form
    1,177,022,501.96/1,765,598,138.24 = 477,410,737.28/x
  3. Step 3: Cross multiply
    1,177,022,501.96x = 1,765,598,138.24 × 477,410,737.28
  4. Step 4: Simplify right side
    1,177,022,501.96x = 842,915,508,917,353,728
  5. Step 5: Solve for x
    x = 842,915,508,917,353,728/1,177,022,501.96
  6. Step 6: Final answer
    x = 716,142,221.17

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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.