Home / 817,532,580.66-1,225,845,167.31-271,976,300.34

Finding the Fourth Proportional to 817,532,580.66, 1,225,845,167.31 and 271,976,300.34

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Solution

The fourth proportional to 817,532,580.66, 1,225,845,167.31 and 271,976,300.34 is: 407,813,512.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,532,580.66 : 1,225,845,167.31 = 271,976,300.34 : x
  2. Step 2: Convert to fraction form
    817,532,580.66/1,225,845,167.31 = 271,976,300.34/x
  3. Step 3: Cross multiply
    817,532,580.66x = 1,225,845,167.31 × 271,976,300.34
  4. Step 4: Simplify right side
    817,532,580.66x = 333,400,833,394,642,048
  5. Step 5: Solve for x
    x = 333,400,833,394,642,048/817,532,580.66
  6. Step 6: Final answer
    x = 407,813,512.61

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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.