Home / 188,327,938.60-282,491,907.90-97,479,375.40

Finding the Fourth Proportional to 188,327,938.60, 282,491,907.90 and 97,479,375.40

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Solution

The fourth proportional to 188,327,938.60, 282,491,907.90 and 97,479,375.40 is: 146,219,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,327,938.60 : 282,491,907.90 = 97,479,375.40 : x
  2. Step 2: Convert to fraction form
    188,327,938.60/282,491,907.90 = 97,479,375.40/x
  3. Step 3: Cross multiply
    188,327,938.60x = 282,491,907.90 × 97,479,375.40
  4. Step 4: Simplify right side
    188,327,938.60x = 27,537,134,737,646,324
  5. Step 5: Solve for x
    x = 27,537,134,737,646,324/188,327,938.60
  6. Step 6: Final answer
    x = 146,219,063.10

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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.