Home / 194,420,515.20-291,630,772.80-179,639,894.40

Finding the Fourth Proportional to 194,420,515.20, 291,630,772.80 and 179,639,894.40

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Solution

The fourth proportional to 194,420,515.20, 291,630,772.80 and 179,639,894.40 is: 269,459,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,420,515.20 : 291,630,772.80 = 179,639,894.40 : x
  2. Step 2: Convert to fraction form
    194,420,515.20/291,630,772.80 = 179,639,894.40/x
  3. Step 3: Cross multiply
    194,420,515.20x = 291,630,772.80 × 179,639,894.40
  4. Step 4: Simplify right side
    194,420,515.20x = 52,388,521,229,582,400
  5. Step 5: Solve for x
    x = 52,388,521,229,582,400/194,420,515.20
  6. Step 6: Final answer
    x = 269,459,841.60

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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.