Home / 268,272,064.80-402,408,097.20-181,540,893.60

Finding the Fourth Proportional to 268,272,064.80, 402,408,097.20 and 181,540,893.60

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Solution

The fourth proportional to 268,272,064.80, 402,408,097.20 and 181,540,893.60 is: 272,311,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,272,064.80 : 402,408,097.20 = 181,540,893.60 : x
  2. Step 2: Convert to fraction form
    268,272,064.80/402,408,097.20 = 181,540,893.60/x
  3. Step 3: Cross multiply
    268,272,064.80x = 402,408,097.20 × 181,540,893.60
  4. Step 4: Simplify right side
    268,272,064.80x = 73,053,525,557,563,648
  5. Step 5: Solve for x
    x = 73,053,525,557,563,648/268,272,064.80
  6. Step 6: Final answer
    x = 272,311,340.40

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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.