Home / 827,458,100.90-1,241,187,151.35-366,907,393.70

Finding the Fourth Proportional to 827,458,100.90, 1,241,187,151.35 and 366,907,393.70

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Solution

The fourth proportional to 827,458,100.90, 1,241,187,151.35 and 366,907,393.70 is: 550,361,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,458,100.90 : 1,241,187,151.35 = 366,907,393.70 : x
  2. Step 2: Convert to fraction form
    827,458,100.90/1,241,187,151.35 = 366,907,393.70/x
  3. Step 3: Cross multiply
    827,458,100.90x = 1,241,187,151.35 × 366,907,393.70
  4. Step 4: Simplify right side
    827,458,100.90x = 455,400,742,795,755,904
  5. Step 5: Solve for x
    x = 455,400,742,795,755,904/827,458,100.90
  6. Step 6: Final answer
    x = 550,361,090.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.