Home / 342,814,913.36-473,113,756.82-194,162,478.52

Finding the Fourth Proportional to 342,814,913.36, 473,113,756.82 and 194,162,478.52

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Solution

The fourth proportional to 342,814,913.36, 473,113,756.82 and 194,162,478.52 is: 267,960,745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,814,913.36 : 473,113,756.82 = 194,162,478.52 : x
  2. Step 2: Convert to fraction form
    342,814,913.36/473,113,756.82 = 194,162,478.52/x
  3. Step 3: Cross multiply
    342,814,913.36x = 473,113,756.82 × 194,162,478.52
  4. Step 4: Simplify right side
    342,814,913.36x = 91,860,939,646,079,760
  5. Step 5: Solve for x
    x = 91,860,939,646,079,760/342,814,913.36
  6. Step 6: Final answer
    x = 267,960,745.19

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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.