Home / 133,664,428.20-200,468,648.70-65,555,999.40

Finding the Fourth Proportional to 133,664,428.20, 200,468,648.70 and 65,555,999.40

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Solution

The fourth proportional to 133,664,428.20, 200,468,648.70 and 65,555,999.40 is: 98,320,269.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,664,428.20 : 200,468,648.70 = 65,555,999.40 : x
  2. Step 2: Convert to fraction form
    133,664,428.20/200,468,648.70 = 65,555,999.40/x
  3. Step 3: Cross multiply
    133,664,428.20x = 200,468,648.70 × 65,555,999.40
  4. Step 4: Simplify right side
    133,664,428.20x = 13,141,922,613,896,010
  5. Step 5: Solve for x
    x = 13,141,922,613,896,010/133,664,428.20
  6. Step 6: Final answer
    x = 98,320,269.58

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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.