Home / 317,136,792.03-437,643,403.19-177,904,564.44

Finding the Fourth Proportional to 317,136,792.03, 437,643,403.19 and 177,904,564.44

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Solution

The fourth proportional to 317,136,792.03, 437,643,403.19 and 177,904,564.44 is: 245,505,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,136,792.03 : 437,643,403.19 = 177,904,564.44 : x
  2. Step 2: Convert to fraction form
    317,136,792.03/437,643,403.19 = 177,904,564.44/x
  3. Step 3: Cross multiply
    317,136,792.03x = 437,643,403.19 × 177,904,564.44
  4. Step 4: Simplify right side
    317,136,792.03x = 77,858,759,023,666,736
  5. Step 5: Solve for x
    x = 77,858,759,023,666,736/317,136,792.03
  6. Step 6: Final answer
    x = 245,505,286.62

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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.