Home / 165,085,238.77-247,628,913.38-48,500,117.89

Finding the Fourth Proportional to 165,085,238.77, 247,628,913.38 and 48,500,117.89

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Solution

The fourth proportional to 165,085,238.77, 247,628,913.38 and 48,500,117.89 is: 72,750,486.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,085,238.77 : 247,628,913.38 = 48,500,117.89 : x
  2. Step 2: Convert to fraction form
    165,085,238.77/247,628,913.38 = 48,500,117.89/x
  3. Step 3: Cross multiply
    165,085,238.77x = 247,628,913.38 × 48,500,117.89
  4. Step 4: Simplify right side
    165,085,238.77x = 12,010,031,491,222,418
  5. Step 5: Solve for x
    x = 12,010,031,491,222,418/165,085,238.77
  6. Step 6: Final answer
    x = 72,750,486.84

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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.