Home / 198,852,383.80-298,260,171.72-93,783,635.16

Finding the Fourth Proportional to 198,852,383.80, 298,260,171.72 and 93,783,635.16

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Solution

The fourth proportional to 198,852,383.80, 298,260,171.72 and 93,783,635.16 is: 140,666,772.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,852,383.80 : 298,260,171.72 = 93,783,635.16 : x
  2. Step 2: Convert to fraction form
    198,852,383.80/298,260,171.72 = 93,783,635.16/x
  3. Step 3: Cross multiply
    198,852,383.80x = 298,260,171.72 × 93,783,635.16
  4. Step 4: Simplify right side
    198,852,383.80x = 27,971,923,127,347,432
  5. Step 5: Solve for x
    x = 27,971,923,127,347,432/198,852,383.80
  6. Step 6: Final answer
    x = 140,666,772.97

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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.