Home / 215,272,051.41-322,645,742.70-111,584,092.58

Finding the Fourth Proportional to 215,272,051.41, 322,645,742.70 and 111,584,092.58

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Solution

The fourth proportional to 215,272,051.41, 322,645,742.70 and 111,584,092.58 is: 167,240,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,272,051.41 : 322,645,742.70 = 111,584,092.58 : x
  2. Step 2: Convert to fraction form
    215,272,051.41/322,645,742.70 = 111,584,092.58/x
  3. Step 3: Cross multiply
    215,272,051.41x = 322,645,742.70 × 111,584,092.58
  4. Step 4: Simplify right side
    215,272,051.41x = 36,002,132,423,979,656
  5. Step 5: Solve for x
    x = 36,002,132,423,979,656/215,272,051.41
  6. Step 6: Final answer
    x = 167,240,160.48

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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.