Home / 313,114,462.11-432,173,212.95-179,229,989.33

Finding the Fourth Proportional to 313,114,462.11, 432,173,212.95 and 179,229,989.33

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Solution

The fourth proportional to 313,114,462.11, 432,173,212.95 and 179,229,989.33 is: 247,380,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,114,462.11 : 432,173,212.95 = 179,229,989.33 : x
  2. Step 2: Convert to fraction form
    313,114,462.11/432,173,212.95 = 179,229,989.33/x
  3. Step 3: Cross multiply
    313,114,462.11x = 432,173,212.95 × 179,229,989.33
  4. Step 4: Simplify right side
    313,114,462.11x = 77,458,400,343,579,440
  5. Step 5: Solve for x
    x = 77,458,400,343,579,440/313,114,462.11
  6. Step 6: Final answer
    x = 247,380,462.15

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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.