Home / 203,821,949.76-305,430,593.28-149,704,722.24

Finding the Fourth Proportional to 203,821,949.76, 305,430,593.28 and 149,704,722.24

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Solution

The fourth proportional to 203,821,949.76, 305,430,593.28 and 149,704,722.24 is: 224,335,024.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,821,949.76 : 305,430,593.28 = 149,704,722.24 : x
  2. Step 2: Convert to fraction form
    203,821,949.76/305,430,593.28 = 149,704,722.24/x
  3. Step 3: Cross multiply
    203,821,949.76x = 305,430,593.28 × 149,704,722.24
  4. Step 4: Simplify right side
    203,821,949.76x = 45,724,402,130,580,808
  5. Step 5: Solve for x
    x = 45,724,402,130,580,808/203,821,949.76
  6. Step 6: Final answer
    x = 224,335,024.68

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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.