Home / 254,982,087.20-382,473,130.80-82,476,338.60

Finding the Fourth Proportional to 254,982,087.20, 382,473,130.80 and 82,476,338.60

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Solution

The fourth proportional to 254,982,087.20, 382,473,130.80 and 82,476,338.60 is: 123,714,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,982,087.20 : 382,473,130.80 = 82,476,338.60 : x
  2. Step 2: Convert to fraction form
    254,982,087.20/382,473,130.80 = 82,476,338.60/x
  3. Step 3: Cross multiply
    254,982,087.20x = 382,473,130.80 × 82,476,338.60
  4. Step 4: Simplify right side
    254,982,087.20x = 31,544,983,441,262,888
  5. Step 5: Solve for x
    x = 31,544,983,441,262,888/254,982,087.20
  6. Step 6: Final answer
    x = 123,714,507.90

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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.