Home / 55,143,250.20-82,714,875.30-30,956,779.80

Finding the Fourth Proportional to 55,143,250.20, 82,714,875.30 and 30,956,779.80

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Solution

The fourth proportional to 55,143,250.20, 82,714,875.30 and 30,956,779.80 is: 46,435,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,250.20 : 82,714,875.30 = 30,956,779.80 : x
  2. Step 2: Convert to fraction form
    55,143,250.20/82,714,875.30 = 30,956,779.80/x
  3. Step 3: Cross multiply
    55,143,250.20x = 82,714,875.30 × 30,956,779.80
  4. Step 4: Simplify right side
    55,143,250.20x = 2,560,586,180,846,559
  5. Step 5: Solve for x
    x = 2,560,586,180,846,559/55,143,250.20
  6. Step 6: Final answer
    x = 46,435,169.70

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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.