Home / 453,441,655.92-679,846,253.70-200,912,463.92

Finding the Fourth Proportional to 453,441,655.92, 679,846,253.70 and 200,912,463.92

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Solution

The fourth proportional to 453,441,655.92, 679,846,253.70 and 200,912,463.92 is: 301,228,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,441,655.92 : 679,846,253.70 = 200,912,463.92 : x
  2. Step 2: Convert to fraction form
    453,441,655.92/679,846,253.70 = 200,912,463.92/x
  3. Step 3: Cross multiply
    453,441,655.92x = 679,846,253.70 × 200,912,463.92
  4. Step 4: Simplify right side
    453,441,655.92x = 136,589,585,917,648,416
  5. Step 5: Solve for x
    x = 136,589,585,917,648,416/453,441,655.92
  6. Step 6: Final answer
    x = 301,228,579.54

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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.