Home / 419,904,175.78-579,466,907.13-234,254,119.78

Finding the Fourth Proportional to 419,904,175.78, 579,466,907.13 and 234,254,119.78

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Solution

The fourth proportional to 419,904,175.78, 579,466,907.13 and 234,254,119.78 is: 323,270,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,904,175.78 : 579,466,907.13 = 234,254,119.78 : x
  2. Step 2: Convert to fraction form
    419,904,175.78/579,466,907.13 = 234,254,119.78/x
  3. Step 3: Cross multiply
    419,904,175.78x = 579,466,907.13 × 234,254,119.78
  4. Step 4: Simplify right side
    419,904,175.78x = 135,742,510,271,377,152
  5. Step 5: Solve for x
    x = 135,742,510,271,377,152/419,904,175.78
  6. Step 6: Final answer
    x = 323,270,208.06

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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.