Home / 503,530,653,155.14-755,687,650,334.52-351,448,968,134.58

Finding the Fourth Proportional to 503,530,653,155.14, 755,687,650,334.52 and 351,448,968,134.58

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Solution

The fourth proportional to 503,530,653,155.14, 755,687,650,334.52 and 351,448,968,134.58 is: 527,446,826,281.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,530,653,155.14 : 755,687,650,334.52 = 351,448,968,134.58 : x
  2. Step 2: Convert to fraction form
    503,530,653,155.14/755,687,650,334.52 = 351,448,968,134.58/x
  3. Step 3: Cross multiply
    503,530,653,155.14x = 755,687,650,334.52 × 351,448,968,134.58
  4. Step 4: Simplify right side
    503,530,653,155.14x = 265,585,644,942,112,375,963,648
  5. Step 5: Solve for x
    x = 265,585,644,942,112,375,963,648/503,530,653,155.14
  6. Step 6: Final answer
    x = 527,446,826,281.47

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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.