Home / 187,035,146.40-280,552,719.60-57,631,231.20

Finding the Fourth Proportional to 187,035,146.40, 280,552,719.60 and 57,631,231.20

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Solution

The fourth proportional to 187,035,146.40, 280,552,719.60 and 57,631,231.20 is: 86,446,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,035,146.40 : 280,552,719.60 = 57,631,231.20 : x
  2. Step 2: Convert to fraction form
    187,035,146.40/280,552,719.60 = 57,631,231.20/x
  3. Step 3: Cross multiply
    187,035,146.40x = 280,552,719.60 × 57,631,231.20
  4. Step 4: Simplify right side
    187,035,146.40x = 16,168,598,647,056,374
  5. Step 5: Solve for x
    x = 16,168,598,647,056,374/187,035,146.40
  6. Step 6: Final answer
    x = 86,446,846.80

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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.