Home / 120,118,332.14-165,752,984.43-69,891,843.23

Finding the Fourth Proportional to 120,118,332.14, 165,752,984.43 and 69,891,843.23

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Solution

The fourth proportional to 120,118,332.14, 165,752,984.43 and 69,891,843.23 is: 96,444,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,118,332.14 : 165,752,984.43 = 69,891,843.23 : x
  2. Step 2: Convert to fraction form
    120,118,332.14/165,752,984.43 = 69,891,843.23/x
  3. Step 3: Cross multiply
    120,118,332.14x = 165,752,984.43 × 69,891,843.23
  4. Step 4: Simplify right side
    120,118,332.14x = 11,584,781,601,857,426
  5. Step 5: Solve for x
    x = 11,584,781,601,857,426/120,118,332.14
  6. Step 6: Final answer
    x = 96,444,742.41

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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.