Home / 751,341,743.48-1,036,852,825.76-416,814,274.58

Finding the Fourth Proportional to 751,341,743.48, 1,036,852,825.76 and 416,814,274.58

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Solution

The fourth proportional to 751,341,743.48, 1,036,852,825.76 and 416,814,274.58 is: 575,204,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,341,743.48 : 1,036,852,825.76 = 416,814,274.58 : x
  2. Step 2: Convert to fraction form
    751,341,743.48/1,036,852,825.76 = 416,814,274.58/x
  3. Step 3: Cross multiply
    751,341,743.48x = 1,036,852,825.76 × 416,814,274.58
  4. Step 4: Simplify right side
    751,341,743.48x = 432,175,058,410,193,280
  5. Step 5: Solve for x
    x = 432,175,058,410,193,280/751,341,743.48
  6. Step 6: Final answer
    x = 575,204,375.59

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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.