Home / 129,965,062-194,946,090.06-31,597,325.80

Finding the Fourth Proportional to 129,965,062, 194,946,090.06 and 31,597,325.80

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Solution

The fourth proportional to 129,965,062, 194,946,090.06 and 31,597,325.80 is: 47,395,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,965,062 : 194,946,090.06 = 31,597,325.80 : x
  2. Step 2: Convert to fraction form
    129,965,062/194,946,090.06 = 31,597,325.80/x
  3. Step 3: Cross multiply
    129,965,062x = 194,946,090.06 × 31,597,325.80
  4. Step 4: Simplify right side
    129,965,062x = 6,159,775,121,061,962
  5. Step 5: Solve for x
    x = 6,159,775,121,061,962/129,965,062
  6. Step 6: Final answer
    x = 47,395,623.30

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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.