Home / 119,946,140.64-179,919,207.12-29,069,729.76

Finding the Fourth Proportional to 119,946,140.64, 179,919,207.12 and 29,069,729.76

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Solution

The fourth proportional to 119,946,140.64, 179,919,207.12 and 29,069,729.76 is: 43,604,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,946,140.64 : 179,919,207.12 = 29,069,729.76 : x
  2. Step 2: Convert to fraction form
    119,946,140.64/179,919,207.12 = 29,069,729.76/x
  3. Step 3: Cross multiply
    119,946,140.64x = 179,919,207.12 × 29,069,729.76
  4. Step 4: Simplify right side
    119,946,140.64x = 5,230,202,729,611,868
  5. Step 5: Solve for x
    x = 5,230,202,729,611,868/119,946,140.64
  6. Step 6: Final answer
    x = 43,604,593.71

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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.