Home / 79,627,403.79-109,872,739.85-46,124,969.49

Finding the Fourth Proportional to 79,627,403.79, 109,872,739.85 and 46,124,969.49

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Solution

The fourth proportional to 79,627,403.79, 109,872,739.85 and 46,124,969.49 is: 63,644,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,627,403.79 : 109,872,739.85 = 46,124,969.49 : x
  2. Step 2: Convert to fraction form
    79,627,403.79/109,872,739.85 = 46,124,969.49/x
  3. Step 3: Cross multiply
    79,627,403.79x = 109,872,739.85 × 46,124,969.49
  4. Step 4: Simplify right side
    79,627,403.79x = 5,067,876,773,133,333
  5. Step 5: Solve for x
    x = 5,067,876,773,133,333/79,627,403.79
  6. Step 6: Final answer
    x = 63,644,882.69

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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.