Home / 551,336,403.20-826,504,051.56-275,072,113.76

Finding the Fourth Proportional to 551,336,403.20, 826,504,051.56 and 275,072,113.76

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Solution

The fourth proportional to 551,336,403.20, 826,504,051.56 and 275,072,113.76 is: 412,358,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,336,403.20 : 826,504,051.56 = 275,072,113.76 : x
  2. Step 2: Convert to fraction form
    551,336,403.20/826,504,051.56 = 275,072,113.76/x
  3. Step 3: Cross multiply
    551,336,403.20x = 826,504,051.56 × 275,072,113.76
  4. Step 4: Simplify right side
    551,336,403.20x = 227,348,216,493,813,216
  5. Step 5: Solve for x
    x = 227,348,216,493,813,216/551,336,403.20
  6. Step 6: Final answer
    x = 412,358,435.20

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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.