Home / 207,640,594.20-311,460,891.30-173,880,312.60

Finding the Fourth Proportional to 207,640,594.20, 311,460,891.30 and 173,880,312.60

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Solution

The fourth proportional to 207,640,594.20, 311,460,891.30 and 173,880,312.60 is: 260,820,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,640,594.20 : 311,460,891.30 = 173,880,312.60 : x
  2. Step 2: Convert to fraction form
    207,640,594.20/311,460,891.30 = 173,880,312.60/x
  3. Step 3: Cross multiply
    207,640,594.20x = 311,460,891.30 × 173,880,312.60
  4. Step 4: Simplify right side
    207,640,594.20x = 54,156,917,141,918,624
  5. Step 5: Solve for x
    x = 54,156,917,141,918,624/207,640,594.20
  6. Step 6: Final answer
    x = 260,820,468.90

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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.