Home / 99,793,961.90-149,690,942.85-98,450,269.10

Finding the Fourth Proportional to 99,793,961.90, 149,690,942.85 and 98,450,269.10

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Solution

The fourth proportional to 99,793,961.90, 149,690,942.85 and 98,450,269.10 is: 147,675,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,793,961.90 : 149,690,942.85 = 98,450,269.10 : x
  2. Step 2: Convert to fraction form
    99,793,961.90/149,690,942.85 = 98,450,269.10/x
  3. Step 3: Cross multiply
    99,793,961.90x = 149,690,942.85 × 98,450,269.10
  4. Step 4: Simplify right side
    99,793,961.90x = 14,737,113,605,415,220
  5. Step 5: Solve for x
    x = 14,737,113,605,415,220/99,793,961.90
  6. Step 6: Final answer
    x = 147,675,403.65

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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.