Home / 133,543,131.35-200,318,633.63-113,989,069.58

Finding the Fourth Proportional to 133,543,131.35, 200,318,633.63 and 113,989,069.58

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Solution

The fourth proportional to 133,543,131.35, 200,318,633.63 and 113,989,069.58 is: 170,986,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,543,131.35 : 200,318,633.63 = 113,989,069.58 : x
  2. Step 2: Convert to fraction form
    133,543,131.35/200,318,633.63 = 113,989,069.58/x
  3. Step 3: Cross multiply
    133,543,131.35x = 200,318,633.63 × 113,989,069.58
  4. Step 4: Simplify right side
    133,543,131.35x = 22,834,134,665,449,060
  5. Step 5: Solve for x
    x = 22,834,134,665,449,060/133,543,131.35
  6. Step 6: Final answer
    x = 170,986,964.55

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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.