Home / 198,591,200.40-297,886,800.60-54,984,032.40

Finding the Fourth Proportional to 198,591,200.40, 297,886,800.60 and 54,984,032.40

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Solution

The fourth proportional to 198,591,200.40, 297,886,800.60 and 54,984,032.40 is: 82,476,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,591,200.40 : 297,886,800.60 = 54,984,032.40 : x
  2. Step 2: Convert to fraction form
    198,591,200.40/297,886,800.60 = 54,984,032.40/x
  3. Step 3: Cross multiply
    198,591,200.40x = 297,886,800.60 × 54,984,032.40
  4. Step 4: Simplify right side
    198,591,200.40x = 16,379,017,495,722,740
  5. Step 5: Solve for x
    x = 16,379,017,495,722,740/198,591,200.40
  6. Step 6: Final answer
    x = 82,476,048.60

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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.