Home / 202,181,574.45-303,272,361.68-100,144,902.45

Finding the Fourth Proportional to 202,181,574.45, 303,272,361.68 and 100,144,902.45

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Solution

The fourth proportional to 202,181,574.45, 303,272,361.68 and 100,144,902.45 is: 150,217,353.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,181,574.45 : 303,272,361.68 = 100,144,902.45 : x
  2. Step 2: Convert to fraction form
    202,181,574.45/303,272,361.68 = 100,144,902.45/x
  3. Step 3: Cross multiply
    202,181,574.45x = 303,272,361.68 × 100,144,902.45
  4. Step 4: Simplify right side
    202,181,574.45x = 30,371,181,075,723,996
  5. Step 5: Solve for x
    x = 30,371,181,075,723,996/202,181,574.45
  6. Step 6: Final answer
    x = 150,217,353.68

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1.5x scale

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.