Home / 349,920,142.20-524,880,213.30-196,571,201.40

Finding the Fourth Proportional to 349,920,142.20, 524,880,213.30 and 196,571,201.40

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Solution

The fourth proportional to 349,920,142.20, 524,880,213.30 and 196,571,201.40 is: 294,856,802.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,920,142.20 : 524,880,213.30 = 196,571,201.40 : x
  2. Step 2: Convert to fraction form
    349,920,142.20/524,880,213.30 = 196,571,201.40/x
  3. Step 3: Cross multiply
    349,920,142.20x = 524,880,213.30 × 196,571,201.40
  4. Step 4: Simplify right side
    349,920,142.20x = 103,176,334,119,469,264
  5. Step 5: Solve for x
    x = 103,176,334,119,469,264/349,920,142.20
  6. Step 6: Final answer
    x = 294,856,802.10

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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.