Home / 546,543,109.45-820,003,620.98-527,647,429.45

Finding the Fourth Proportional to 546,543,109.45, 820,003,620.98 and 527,647,429.45

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Solution

The fourth proportional to 546,543,109.45, 820,003,620.98 and 527,647,429.45 is: 791,653,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,543,109.45 : 820,003,620.98 = 527,647,429.45 : x
  2. Step 2: Convert to fraction form
    546,543,109.45/820,003,620.98 = 527,647,429.45/x
  3. Step 3: Cross multiply
    546,543,109.45x = 820,003,620.98 × 527,647,429.45
  4. Step 4: Simplify right side
    546,543,109.45x = 432,672,802,749,789,120
  5. Step 5: Solve for x
    x = 432,672,802,749,789,120/546,543,109.45
  6. Step 6: Final answer
    x = 791,653,568.16

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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.