Home / 299,558,420.20-449,337,630.30-251,185,479.40

Finding the Fourth Proportional to 299,558,420.20, 449,337,630.30 and 251,185,479.40

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Solution

The fourth proportional to 299,558,420.20, 449,337,630.30 and 251,185,479.40 is: 376,778,219.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,558,420.20 : 449,337,630.30 = 251,185,479.40 : x
  2. Step 2: Convert to fraction form
    299,558,420.20/449,337,630.30 = 251,185,479.40/x
  3. Step 3: Cross multiply
    299,558,420.20x = 449,337,630.30 × 251,185,479.40
  4. Step 4: Simplify right side
    299,558,420.20x = 112,867,088,079,365,472
  5. Step 5: Solve for x
    x = 112,867,088,079,365,472/299,558,420.20
  6. Step 6: Final answer
    x = 376,778,219.10

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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.