Home / 835,297,060.70-1,252,166,669.72-282,212,695.24

Finding the Fourth Proportional to 835,297,060.70, 1,252,166,669.72 and 282,212,695.24

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Solution

The fourth proportional to 835,297,060.70, 1,252,166,669.72 and 282,212,695.24 is: 423,055,877.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,297,060.70 : 1,252,166,669.72 = 282,212,695.24 : x
  2. Step 2: Convert to fraction form
    835,297,060.70/1,252,166,669.72 = 282,212,695.24/x
  3. Step 3: Cross multiply
    835,297,060.70x = 1,252,166,669.72 × 282,212,695.24
  4. Step 4: Simplify right side
    835,297,060.70x = 353,377,330,751,376,128
  5. Step 5: Solve for x
    x = 353,377,330,751,376,128/835,297,060.70
  6. Step 6: Final answer
    x = 423,055,877.22

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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.