Home / 331,330,729.70-496,996,094.55-112,961,622.80

Finding the Fourth Proportional to 331,330,729.70, 496,996,094.55 and 112,961,622.80

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Solution

The fourth proportional to 331,330,729.70, 496,996,094.55 and 112,961,622.80 is: 169,442,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,330,729.70 : 496,996,094.55 = 112,961,622.80 : x
  2. Step 2: Convert to fraction form
    331,330,729.70/496,996,094.55 = 112,961,622.80/x
  3. Step 3: Cross multiply
    331,330,729.70x = 496,996,094.55 × 112,961,622.80
  4. Step 4: Simplify right side
    331,330,729.70x = 56,141,485,365,630,232
  5. Step 5: Solve for x
    x = 56,141,485,365,630,232/331,330,729.70
  6. Step 6: Final answer
    x = 169,442,434.20

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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.