Home / 107,805,169.60-161,714,752.80-56,786,833.60

Finding the Fourth Proportional to 107,805,169.60, 161,714,752.80 and 56,786,833.60

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Solution

The fourth proportional to 107,805,169.60, 161,714,752.80 and 56,786,833.60 is: 85,183,936.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,805,169.60 : 161,714,752.80 = 56,786,833.60 : x
  2. Step 2: Convert to fraction form
    107,805,169.60/161,714,752.80 = 56,786,833.60/x
  3. Step 3: Cross multiply
    107,805,169.60x = 161,714,752.80 × 56,786,833.60
  4. Step 4: Simplify right side
    107,805,169.60x = 9,183,268,757,918,734
  5. Step 5: Solve for x
    x = 9,183,268,757,918,734/107,805,169.60
  6. Step 6: Final answer
    x = 85,183,936.84

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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.