Home / 119,755,464.66-165,112,733.61-99,937,832.94

Finding the Fourth Proportional to 119,755,464.66, 165,112,733.61 and 99,937,832.94

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Solution

The fourth proportional to 119,755,464.66, 165,112,733.61 and 99,937,832.94 is: 137,789,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,755,464.66 : 165,112,733.61 = 99,937,832.94 : x
  2. Step 2: Convert to fraction form
    119,755,464.66/165,112,733.61 = 99,937,832.94/x
  3. Step 3: Cross multiply
    119,755,464.66x = 165,112,733.61 × 99,937,832.94
  4. Step 4: Simplify right side
    119,755,464.66x = 16,501,008,787,782,904
  5. Step 5: Solve for x
    x = 16,501,008,787,782,904/119,755,464.66
  6. Step 6: Final answer
    x = 137,789,192.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.