Home / 254,982,053.70-382,473,080.55-82,476,305.10

Finding the Fourth Proportional to 254,982,053.70, 382,473,080.55 and 82,476,305.10

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Solution

The fourth proportional to 254,982,053.70, 382,473,080.55 and 82,476,305.10 is: 123,714,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,982,053.70 : 382,473,080.55 = 82,476,305.10 : x
  2. Step 2: Convert to fraction form
    254,982,053.70/382,473,080.55 = 82,476,305.10/x
  3. Step 3: Cross multiply
    254,982,053.70x = 382,473,080.55 × 82,476,305.10
  4. Step 4: Simplify right side
    254,982,053.70x = 31,544,966,483,978,676
  5. Step 5: Solve for x
    x = 31,544,966,483,978,676/254,982,053.70
  6. Step 6: Final answer
    x = 123,714,457.65

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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.