Home / 133,543,134.34-200,318,638.12-113,989,072.58

Finding the Fourth Proportional to 133,543,134.34, 200,318,638.12 and 113,989,072.58

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Solution

The fourth proportional to 133,543,134.34, 200,318,638.12 and 113,989,072.58 is: 170,986,969.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,543,134.34 : 200,318,638.12 = 113,989,072.58 : x
  2. Step 2: Convert to fraction form
    133,543,134.34/200,318,638.12 = 113,989,072.58/x
  3. Step 3: Cross multiply
    133,543,134.34x = 200,318,638.12 × 113,989,072.58
  4. Step 4: Simplify right side
    133,543,134.34x = 22,834,135,779,787,436
  5. Step 5: Solve for x
    x = 22,834,135,779,787,436/133,543,134.34
  6. Step 6: Final answer
    x = 170,986,969.06

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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.