Home / 1,232,026,557.78-1,848,042,987.03-311,902,994.82

Finding the Fourth Proportional to 1,232,026,557.78, 1,848,042,987.03 and 311,902,994.82

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Solution

The fourth proportional to 1,232,026,557.78, 1,848,042,987.03 and 311,902,994.82 is: 467,855,289.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,026,557.78 : 1,848,042,987.03 = 311,902,994.82 : x
  2. Step 2: Convert to fraction form
    1,232,026,557.78/1,848,042,987.03 = 311,902,994.82/x
  3. Step 3: Cross multiply
    1,232,026,557.78x = 1,848,042,987.03 × 311,902,994.82
  4. Step 4: Simplify right side
    1,232,026,557.78x = 576,410,142,210,755,392
  5. Step 5: Solve for x
    x = 576,410,142,210,755,392/1,232,026,557.78
  6. Step 6: Final answer
    x = 467,855,289.78

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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.