Home / 299,553,780.60-449,380,437.30-117,806,887.80

Finding the Fourth Proportional to 299,553,780.60, 449,380,437.30 and 117,806,887.80

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Solution

The fourth proportional to 299,553,780.60, 449,380,437.30 and 117,806,887.80 is: 176,729,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,553,780.60 : 449,380,437.30 = 117,806,887.80 : x
  2. Step 2: Convert to fraction form
    299,553,780.60/449,380,437.30 = 117,806,887.80/x
  3. Step 3: Cross multiply
    299,553,780.60x = 449,380,437.30 × 117,806,887.80
  4. Step 4: Simplify right side
    299,553,780.60x = 52,940,110,756,516,032
  5. Step 5: Solve for x
    x = 52,940,110,756,516,032/299,553,780.60
  6. Step 6: Final answer
    x = 176,729,903.56

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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.