Home / 469,357,661.20-704,288,434.20-196,755,984.40

Finding the Fourth Proportional to 469,357,661.20, 704,288,434.20 and 196,755,984.40

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Solution

The fourth proportional to 469,357,661.20, 704,288,434.20 and 196,755,984.40 is: 295,239,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,357,661.20 : 704,288,434.20 = 196,755,984.40 : x
  2. Step 2: Convert to fraction form
    469,357,661.20/704,288,434.20 = 196,755,984.40/x
  3. Step 3: Cross multiply
    469,357,661.20x = 704,288,434.20 × 196,755,984.40
  4. Step 4: Simplify right side
    469,357,661.20x = 138,572,964,172,555,648
  5. Step 5: Solve for x
    x = 138,572,964,172,555,648/469,357,661.20
  6. Step 6: Final answer
    x = 295,239,591.53

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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.