Home / 198,730,827-298,096,240.50-55,123,659

Finding the Fourth Proportional to 198,730,827, 298,096,240.50 and 55,123,659

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Solution

The fourth proportional to 198,730,827, 298,096,240.50 and 55,123,659 is: 82,685,488.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,730,827 : 298,096,240.50 = 55,123,659 : x
  2. Step 2: Convert to fraction form
    198,730,827/298,096,240.50 = 55,123,659/x
  3. Step 3: Cross multiply
    198,730,827x = 298,096,240.50 × 55,123,659
  4. Step 4: Simplify right side
    198,730,827x = 16,432,155,510,503,990
  5. Step 5: Solve for x
    x = 16,432,155,510,503,990/198,730,827
  6. Step 6: Final answer
    x = 82,685,488.50

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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.