Home / 317,137,164.12-437,643,916.38-177,904,936.44

Finding the Fourth Proportional to 317,137,164.12, 437,643,916.38 and 177,904,936.44

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Solution

The fourth proportional to 317,137,164.12, 437,643,916.38 and 177,904,936.44 is: 245,505,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,137,164.12 : 437,643,916.38 = 177,904,936.44 : x
  2. Step 2: Convert to fraction form
    317,137,164.12/437,643,916.38 = 177,904,936.44/x
  3. Step 3: Cross multiply
    317,137,164.12x = 437,643,916.38 × 177,904,936.44
  4. Step 4: Simplify right side
    317,137,164.12x = 77,859,013,126,936,576
  5. Step 5: Solve for x
    x = 77,859,013,126,936,576/317,137,164.12
  6. Step 6: Final answer
    x = 245,505,799.81

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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.