Home / 835,297,057.32-1,252,166,664.67-282,212,691.86

Finding the Fourth Proportional to 835,297,057.32, 1,252,166,664.67 and 282,212,691.86

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Solution

The fourth proportional to 835,297,057.32, 1,252,166,664.67 and 282,212,691.86 is: 423,055,872.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,297,057.32 : 1,252,166,664.67 = 282,212,691.86 : x
  2. Step 2: Convert to fraction form
    835,297,057.32/1,252,166,664.67 = 282,212,691.86/x
  3. Step 3: Cross multiply
    835,297,057.32x = 1,252,166,664.67 × 282,212,691.86
  4. Step 4: Simplify right side
    835,297,057.32x = 353,377,325,096,502,784
  5. Step 5: Solve for x
    x = 353,377,325,096,502,784/835,297,057.32
  6. Step 6: Final answer
    x = 423,055,872.16

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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.