Home / 419,995,438.46-579,507,175.57-241,344,820.07

Finding the Fourth Proportional to 419,995,438.46, 579,507,175.57 and 241,344,820.07

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Solution

The fourth proportional to 419,995,438.46, 579,507,175.57 and 241,344,820.07 is: 333,006,128.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,995,438.46 : 579,507,175.57 = 241,344,820.07 : x
  2. Step 2: Convert to fraction form
    419,995,438.46/579,507,175.57 = 241,344,820.07/x
  3. Step 3: Cross multiply
    419,995,438.46x = 579,507,175.57 × 241,344,820.07
  4. Step 4: Simplify right side
    419,995,438.46x = 139,861,055,017,215,552
  5. Step 5: Solve for x
    x = 139,861,055,017,215,552/419,995,438.46
  6. Step 6: Final answer
    x = 333,006,128.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.