Home / 228,046,646.20-342,069,969.30-199,348,832.20

Finding the Fourth Proportional to 228,046,646.20, 342,069,969.30 and 199,348,832.20

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Solution

The fourth proportional to 228,046,646.20, 342,069,969.30 and 199,348,832.20 is: 299,023,248.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,046,646.20 : 342,069,969.30 = 199,348,832.20 : x
  2. Step 2: Convert to fraction form
    228,046,646.20/342,069,969.30 = 199,348,832.20/x
  3. Step 3: Cross multiply
    228,046,646.20x = 342,069,969.30 × 199,348,832.20
  4. Step 4: Simplify right side
    228,046,646.20x = 68,191,248,910,644,848
  5. Step 5: Solve for x
    x = 68,191,248,910,644,848/228,046,646.20
  6. Step 6: Final answer
    x = 299,023,248.30

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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.