Home / 449,033,784.20-629,856,621.40-449,033,784.20

Finding the Fourth Proportional to 449,033,784.20, 629,856,621.40 and 449,033,784.20

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Solution

The fourth proportional to 449,033,784.20, 629,856,621.40 and 449,033,784.20 is: 629,856,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,033,784.20 : 629,856,621.40 = 449,033,784.20 : x
  2. Step 2: Convert to fraction form
    449,033,784.20/629,856,621.40 = 449,033,784.20/x
  3. Step 3: Cross multiply
    449,033,784.20x = 629,856,621.40 × 449,033,784.20
  4. Step 4: Simplify right side
    449,033,784.20x = 282,826,902,210,668,672
  5. Step 5: Solve for x
    x = 282,826,902,210,668,672/449,033,784.20
  6. Step 6: Final answer
    x = 629,856,621.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.