Home / 5,242,138,731-7,234,103,693.82-2,863,276,037.76

Finding the Fourth Proportional to 5,242,138,731, 7,234,103,693.82 and 2,863,276,037.76

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Solution

The fourth proportional to 5,242,138,731, 7,234,103,693.82 and 2,863,276,037.76 is: 3,951,294,848.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,138,731 : 7,234,103,693.82 = 2,863,276,037.76 : x
  2. Step 2: Convert to fraction form
    5,242,138,731/7,234,103,693.82 = 2,863,276,037.76/x
  3. Step 3: Cross multiply
    5,242,138,731x = 7,234,103,693.82 × 2,863,276,037.76
  4. Step 4: Simplify right side
    5,242,138,731x = 20,713,235,761,185,910,784
  5. Step 5: Solve for x
    x = 20,713,235,761,185,910,784/5,242,138,731
  6. Step 6: Final answer
    x = 3,951,294,848.17

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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.