Home / 133,059,068.70-199,617,633.45-75,578,876.70

Finding the Fourth Proportional to 133,059,068.70, 199,617,633.45 and 75,578,876.70

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Solution

The fourth proportional to 133,059,068.70, 199,617,633.45 and 75,578,876.70 is: 113,384,804.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,068.70 : 199,617,633.45 = 75,578,876.70 : x
  2. Step 2: Convert to fraction form
    133,059,068.70/199,617,633.45 = 75,578,876.70/x
  3. Step 3: Cross multiply
    133,059,068.70x = 199,617,633.45 × 75,578,876.70
  4. Step 4: Simplify right side
    133,059,068.70x = 15,086,876,505,663,346
  5. Step 5: Solve for x
    x = 15,086,876,505,663,346/133,059,068.70
  6. Step 6: Final answer
    x = 113,384,804.61

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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.