Home / 55,178,169.60-82,767,254.40-26,409,496.80

Finding the Fourth Proportional to 55,178,169.60, 82,767,254.40 and 26,409,496.80

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Solution

The fourth proportional to 55,178,169.60, 82,767,254.40 and 26,409,496.80 is: 39,614,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,178,169.60 : 82,767,254.40 = 26,409,496.80 : x
  2. Step 2: Convert to fraction form
    55,178,169.60/82,767,254.40 = 26,409,496.80/x
  3. Step 3: Cross multiply
    55,178,169.60x = 82,767,254.40 × 26,409,496.80
  4. Step 4: Simplify right side
    55,178,169.60x = 2,185,841,540,221,586.25
  5. Step 5: Solve for x
    x = 2,185,841,540,221,586.25/55,178,169.60
  6. Step 6: Final answer
    x = 39,614,245.20

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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.