Home / 109,777,212.71-164,716,104.38-47,547,560.55

Finding the Fourth Proportional to 109,777,212.71, 164,716,104.38 and 47,547,560.55

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Solution

The fourth proportional to 109,777,212.71, 164,716,104.38 and 47,547,560.55 is: 71,343,120.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,777,212.71 : 164,716,104.38 = 47,547,560.55 : x
  2. Step 2: Convert to fraction form
    109,777,212.71/164,716,104.38 = 47,547,560.55/x
  3. Step 3: Cross multiply
    109,777,212.71x = 164,716,104.38 × 47,547,560.55
  4. Step 4: Simplify right side
    109,777,212.71x = 7,831,848,946,568,169
  5. Step 5: Solve for x
    x = 7,831,848,946,568,169/109,777,212.71
  6. Step 6: Final answer
    x = 71,343,120.79

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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.