Home / 336,993,753.60-505,490,630.40-282,574,195.20

Finding the Fourth Proportional to 336,993,753.60, 505,490,630.40 and 282,574,195.20

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Solution

The fourth proportional to 336,993,753.60, 505,490,630.40 and 282,574,195.20 is: 423,861,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,993,753.60 : 505,490,630.40 = 282,574,195.20 : x
  2. Step 2: Convert to fraction form
    336,993,753.60/505,490,630.40 = 282,574,195.20/x
  3. Step 3: Cross multiply
    336,993,753.60x = 505,490,630.40 × 282,574,195.20
  4. Step 4: Simplify right side
    336,993,753.60x = 142,838,608,066,420,640
  5. Step 5: Solve for x
    x = 142,838,608,066,420,640/336,993,753.60
  6. Step 6: Final answer
    x = 423,861,292.80

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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.