Home / 79,874,968.39-110,196,142.48-46,378,726.54

Finding the Fourth Proportional to 79,874,968.39, 110,196,142.48 and 46,378,726.54

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Solution

The fourth proportional to 79,874,968.39, 110,196,142.48 and 46,378,726.54 is: 63,984,460.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,874,968.39 : 110,196,142.48 = 46,378,726.54 : x
  2. Step 2: Convert to fraction form
    79,874,968.39/110,196,142.48 = 46,378,726.54/x
  3. Step 3: Cross multiply
    79,874,968.39x = 110,196,142.48 × 46,378,726.54
  4. Step 4: Simplify right side
    79,874,968.39x = 5,110,756,757,842,798
  5. Step 5: Solve for x
    x = 5,110,756,757,842,798/79,874,968.39
  6. Step 6: Final answer
    x = 63,984,460.47

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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.