Home / 752,209,803.89-1,128,313,202.27-199,567,626.76

Finding the Fourth Proportional to 752,209,803.89, 1,128,313,202.27 and 199,567,626.76

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Solution

The fourth proportional to 752,209,803.89, 1,128,313,202.27 and 199,567,626.76 is: 299,351,041.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,209,803.89 : 1,128,313,202.27 = 199,567,626.76 : x
  2. Step 2: Convert to fraction form
    752,209,803.89/1,128,313,202.27 = 199,567,626.76/x
  3. Step 3: Cross multiply
    752,209,803.89x = 1,128,313,202.27 × 199,567,626.76
  4. Step 4: Simplify right side
    752,209,803.89x = 225,174,788,020,529,888
  5. Step 5: Solve for x
    x = 225,174,788,020,529,888/752,209,803.89
  6. Step 6: Final answer
    x = 299,351,041.23

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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.