Home / 1,029,522,790.40-1,542,991,676.78-556,802,990

Finding the Fourth Proportional to 1,029,522,790.40, 1,542,991,676.78 and 556,802,990

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Solution

The fourth proportional to 1,029,522,790.40, 1,542,991,676.78 and 556,802,990 is: 834,505,449.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,522,790.40 : 1,542,991,676.78 = 556,802,990 : x
  2. Step 2: Convert to fraction form
    1,029,522,790.40/1,542,991,676.78 = 556,802,990/x
  3. Step 3: Cross multiply
    1,029,522,790.40x = 1,542,991,676.78 × 556,802,990
  4. Step 4: Simplify right side
    1,029,522,790.40x = 859,142,379,176,217,600
  5. Step 5: Solve for x
    x = 859,142,379,176,217,600/1,029,522,790.40
  6. Step 6: Final answer
    x = 834,505,449.70

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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.