Home / 209,952,408.30-314,928,612.45-197,197,824.30

Finding the Fourth Proportional to 209,952,408.30, 314,928,612.45 and 197,197,824.30

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Solution

The fourth proportional to 209,952,408.30, 314,928,612.45 and 197,197,824.30 is: 295,796,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,408.30 : 314,928,612.45 = 197,197,824.30 : x
  2. Step 2: Convert to fraction form
    209,952,408.30/314,928,612.45 = 197,197,824.30/x
  3. Step 3: Cross multiply
    209,952,408.30x = 314,928,612.45 × 197,197,824.30
  4. Step 4: Simplify right side
    209,952,408.30x = 62,103,237,184,957,896
  5. Step 5: Solve for x
    x = 62,103,237,184,957,896/209,952,408.30
  6. Step 6: Final answer
    x = 295,796,736.45

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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.