Home / 342,814,912.36-473,113,755.44-194,162,477.52

Finding the Fourth Proportional to 342,814,912.36, 473,113,755.44 and 194,162,477.52

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Solution

The fourth proportional to 342,814,912.36, 473,113,755.44 and 194,162,477.52 is: 267,960,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,814,912.36 : 473,113,755.44 = 194,162,477.52 : x
  2. Step 2: Convert to fraction form
    342,814,912.36/473,113,755.44 = 194,162,477.52/x
  3. Step 3: Cross multiply
    342,814,912.36x = 473,113,755.44 × 194,162,477.52
  4. Step 4: Simplify right side
    342,814,912.36x = 91,860,938,905,021,776
  5. Step 5: Solve for x
    x = 91,860,938,905,021,776/342,814,912.36
  6. Step 6: Final answer
    x = 267,960,743.81

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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.