Home / 219,810,410.70-329,763,438.45-66,452,462.70

Finding the Fourth Proportional to 219,810,410.70, 329,763,438.45 and 66,452,462.70

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Solution

The fourth proportional to 219,810,410.70, 329,763,438.45 and 66,452,462.70 is: 99,693,151.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,810,410.70 : 329,763,438.45 = 66,452,462.70 : x
  2. Step 2: Convert to fraction form
    219,810,410.70/329,763,438.45 = 66,452,462.70/x
  3. Step 3: Cross multiply
    219,810,410.70x = 329,763,438.45 × 66,452,462.70
  4. Step 4: Simplify right side
    219,810,410.70x = 21,913,592,593,422,372
  5. Step 5: Solve for x
    x = 21,913,592,593,422,372/219,810,410.70
  6. Step 6: Final answer
    x = 99,693,151.58

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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.