Home / 196,259,059.20-294,388,588.80-157,995,307.20

Finding the Fourth Proportional to 196,259,059.20, 294,388,588.80 and 157,995,307.20

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Solution

The fourth proportional to 196,259,059.20, 294,388,588.80 and 157,995,307.20 is: 236,992,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,259,059.20 : 294,388,588.80 = 157,995,307.20 : x
  2. Step 2: Convert to fraction form
    196,259,059.20/294,388,588.80 = 157,995,307.20/x
  3. Step 3: Cross multiply
    196,259,059.20x = 294,388,588.80 × 157,995,307.20
  4. Step 4: Simplify right side
    196,259,059.20x = 46,512,015,523,630,480
  5. Step 5: Solve for x
    x = 46,512,015,523,630,480/196,259,059.20
  6. Step 6: Final answer
    x = 236,992,960.80

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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.