Home / 29,129,654,046.40-43,689,552,774.88-8,163,261,442.88

Finding the Fourth Proportional to 29,129,654,046.40, 43,689,552,774.88 and 8,163,261,442.88

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Solution

The fourth proportional to 29,129,654,046.40, 43,689,552,774.88 and 8,163,261,442.88 is: 12,243,511,064.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,654,046.40 : 43,689,552,774.88 = 8,163,261,442.88 : x
  2. Step 2: Convert to fraction form
    29,129,654,046.40/43,689,552,774.88 = 8,163,261,442.88/x
  3. Step 3: Cross multiply
    29,129,654,046.40x = 43,689,552,774.88 × 8,163,261,442.88
  4. Step 4: Simplify right side
    29,129,654,046.40x = 356,649,241,623,848,812,544
  5. Step 5: Solve for x
    x = 356,649,241,623,848,812,544/29,129,654,046.40
  6. Step 6: Final answer
    x = 12,243,511,064.56

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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.