Home / 254,984,143.58-382,476,215.36-82,584,683.18

Finding the Fourth Proportional to 254,984,143.58, 382,476,215.36 and 82,584,683.18

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Solution

The fourth proportional to 254,984,143.58, 382,476,215.36 and 82,584,683.18 is: 123,877,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,984,143.58 : 382,476,215.36 = 82,584,683.18 : x
  2. Step 2: Convert to fraction form
    254,984,143.58/382,476,215.36 = 82,584,683.18/x
  3. Step 3: Cross multiply
    254,984,143.58x = 382,476,215.36 × 82,584,683.18
  4. Step 4: Simplify right side
    254,984,143.58x = 31,586,677,067,685,132
  5. Step 5: Solve for x
    x = 31,586,677,067,685,132/254,984,143.58
  6. Step 6: Final answer
    x = 123,877,024.76

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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.