Home / 1,858,787,425.52-2,788,484,006.64-548,821,897.28

Finding the Fourth Proportional to 1,858,787,425.52, 2,788,484,006.64 and 548,821,897.28

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Solution

The fourth proportional to 1,858,787,425.52, 2,788,484,006.64 and 548,821,897.28 is: 823,322,270.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,787,425.52 : 2,788,484,006.64 = 548,821,897.28 : x
  2. Step 2: Convert to fraction form
    1,858,787,425.52/2,788,484,006.64 = 548,821,897.28/x
  3. Step 3: Cross multiply
    1,858,787,425.52x = 2,788,484,006.64 × 548,821,897.28
  4. Step 4: Simplify right side
    1,858,787,425.52x = 1,530,381,083,059,100,672
  5. Step 5: Solve for x
    x = 1,530,381,083,059,100,672/1,858,787,425.52
  6. Step 6: Final answer
    x = 823,322,270.23

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Double scale
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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.