Home / 751,056,044.78-1,036,519,389.45-416,636,388.14

Finding the Fourth Proportional to 751,056,044.78, 1,036,519,389.45 and 416,636,388.14

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Solution

The fourth proportional to 751,056,044.78, 1,036,519,389.45 and 416,636,388.14 is: 574,992,635.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,056,044.78 : 1,036,519,389.45 = 416,636,388.14 : x
  2. Step 2: Convert to fraction form
    751,056,044.78/1,036,519,389.45 = 416,636,388.14/x
  3. Step 3: Cross multiply
    751,056,044.78x = 1,036,519,389.45 × 416,636,388.14
  4. Step 4: Simplify right side
    751,056,044.78x = 431,851,694,652,343,424
  5. Step 5: Solve for x
    x = 431,851,694,652,343,424/751,056,044.78
  6. Step 6: Final answer
    x = 574,992,635.57

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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.