Home / 92,945,183.71-128,263,644.25-51,128,348.59

Finding the Fourth Proportional to 92,945,183.71, 128,263,644.25 and 51,128,348.59

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Solution

The fourth proportional to 92,945,183.71, 128,263,644.25 and 51,128,348.59 is: 70,556,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,945,183.71 : 128,263,644.25 = 51,128,348.59 : x
  2. Step 2: Convert to fraction form
    92,945,183.71/128,263,644.25 = 51,128,348.59/x
  3. Step 3: Cross multiply
    92,945,183.71x = 128,263,644.25 × 51,128,348.59
  4. Step 4: Simplify right side
    92,945,183.71x = 6,557,908,313,948,775
  5. Step 5: Solve for x
    x = 6,557,908,313,948,775/92,945,183.71
  6. Step 6: Final answer
    x = 70,556,730.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.