Home / 282,932,844.21-424,399,166.43-75,665,867.94

Finding the Fourth Proportional to 282,932,844.21, 424,399,166.43 and 75,665,867.94

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Solution

The fourth proportional to 282,932,844.21, 424,399,166.43 and 75,665,867.94 is: 113,498,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,932,844.21 : 424,399,166.43 = 75,665,867.94 : x
  2. Step 2: Convert to fraction form
    282,932,844.21/424,399,166.43 = 75,665,867.94/x
  3. Step 3: Cross multiply
    282,932,844.21x = 424,399,166.43 × 75,665,867.94
  4. Step 4: Simplify right side
    282,932,844.21x = 32,112,531,280,938,460
  5. Step 5: Solve for x
    x = 32,112,531,280,938,460/282,932,844.21
  6. Step 6: Final answer
    x = 113,498,775.20

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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.