Home / 695,787,151.74-959,285,029.61-450,653,453.58

Finding the Fourth Proportional to 695,787,151.74, 959,285,029.61 and 450,653,453.58

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Solution

The fourth proportional to 695,787,151.74, 959,285,029.61 and 450,653,453.58 is: 621,318,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,787,151.74 : 959,285,029.61 = 450,653,453.58 : x
  2. Step 2: Convert to fraction form
    695,787,151.74/959,285,029.61 = 450,653,453.58/x
  3. Step 3: Cross multiply
    695,787,151.74x = 959,285,029.61 × 450,653,453.58
  4. Step 4: Simplify right side
    695,787,151.74x = 432,305,111,566,370,048
  5. Step 5: Solve for x
    x = 432,305,111,566,370,048/695,787,151.74
  6. Step 6: Final answer
    x = 621,318,043.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.