Home / 196,620,799.20-294,970,564.80-58,446,139.20

Finding the Fourth Proportional to 196,620,799.20, 294,970,564.80 and 58,446,139.20

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Solution

The fourth proportional to 196,620,799.20, 294,970,564.80 and 58,446,139.20 is: 87,680,910.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,620,799.20 : 294,970,564.80 = 58,446,139.20 : x
  2. Step 2: Convert to fraction form
    196,620,799.20/294,970,564.80 = 58,446,139.20/x
  3. Step 3: Cross multiply
    196,620,799.20x = 294,970,564.80 × 58,446,139.20
  4. Step 4: Simplify right side
    196,620,799.20x = 17,239,890,690,203,422
  5. Step 5: Solve for x
    x = 17,239,890,690,203,422/196,620,799.20
  6. Step 6: Final answer
    x = 87,680,910.46

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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.