Home / 198,200,672.10-297,301,008.15-54,593,504.10

Finding the Fourth Proportional to 198,200,672.10, 297,301,008.15 and 54,593,504.10

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Solution

The fourth proportional to 198,200,672.10, 297,301,008.15 and 54,593,504.10 is: 81,890,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,200,672.10 : 297,301,008.15 = 54,593,504.10 : x
  2. Step 2: Convert to fraction form
    198,200,672.10/297,301,008.15 = 54,593,504.10/x
  3. Step 3: Cross multiply
    198,200,672.10x = 297,301,008.15 × 54,593,504.10
  4. Step 4: Simplify right side
    198,200,672.10x = 16,230,703,807,371,158
  5. Step 5: Solve for x
    x = 16,230,703,807,371,158/198,200,672.10
  6. Step 6: Final answer
    x = 81,890,256.15

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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.