Home / 119,910,213.22-179,838,415.95-55,151,801.86

Finding the Fourth Proportional to 119,910,213.22, 179,838,415.95 and 55,151,801.86

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Solution

The fourth proportional to 119,910,213.22, 179,838,415.95 and 55,151,801.86 is: 82,715,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,910,213.22 : 179,838,415.95 = 55,151,801.86 : x
  2. Step 2: Convert to fraction form
    119,910,213.22/179,838,415.95 = 55,151,801.86/x
  3. Step 3: Cross multiply
    119,910,213.22x = 179,838,415.95 × 55,151,801.86
  4. Step 4: Simplify right side
    119,910,213.22x = 9,918,412,683,290,662
  5. Step 5: Solve for x
    x = 9,918,412,683,290,662/119,910,213.22
  6. Step 6: Final answer
    x = 82,715,328.55

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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.