Home / 456,897,721.80-685,738,493.10-184,464,006.60

Finding the Fourth Proportional to 456,897,721.80, 685,738,493.10 and 184,464,006.60

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Solution

The fourth proportional to 456,897,721.80, 685,738,493.10 and 184,464,006.60 is: 276,854,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,897,721.80 : 685,738,493.10 = 184,464,006.60 : x
  2. Step 2: Convert to fraction form
    456,897,721.80/685,738,493.10 = 184,464,006.60/x
  3. Step 3: Cross multiply
    456,897,721.80x = 685,738,493.10 × 184,464,006.60
  4. Step 4: Simplify right side
    456,897,721.80x = 126,494,069,917,072,448
  5. Step 5: Solve for x
    x = 126,494,069,917,072,448/456,897,721.80
  6. Step 6: Final answer
    x = 276,854,236.48

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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.