Home / 77,725,876.68-107,222,968.22-46,341,791.64

Finding the Fourth Proportional to 77,725,876.68, 107,222,968.22 and 46,341,791.64

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Solution

The fourth proportional to 77,725,876.68, 107,222,968.22 and 46,341,791.64 is: 63,928,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,725,876.68 : 107,222,968.22 = 46,341,791.64 : x
  2. Step 2: Convert to fraction form
    77,725,876.68/107,222,968.22 = 46,341,791.64/x
  3. Step 3: Cross multiply
    77,725,876.68x = 107,222,968.22 × 46,341,791.64
  4. Step 4: Simplify right side
    77,725,876.68x = 4,968,904,452,041,873
  5. Step 5: Solve for x
    x = 4,968,904,452,041,873/77,725,876.68
  6. Step 6: Final answer
    x = 63,928,573.91

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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.