Home / 98,930,999.80-148,396,499.70-73,102,967.20

Finding the Fourth Proportional to 98,930,999.80, 148,396,499.70 and 73,102,967.20

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Solution

The fourth proportional to 98,930,999.80, 148,396,499.70 and 73,102,967.20 is: 109,654,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,930,999.80 : 148,396,499.70 = 73,102,967.20 : x
  2. Step 2: Convert to fraction form
    98,930,999.80/148,396,499.70 = 73,102,967.20/x
  3. Step 3: Cross multiply
    98,930,999.80x = 148,396,499.70 × 73,102,967.20
  4. Step 4: Simplify right side
    98,930,999.80x = 10,848,224,450,163,910
  5. Step 5: Solve for x
    x = 10,848,224,450,163,910/98,930,999.80
  6. Step 6: Final answer
    x = 109,654,450.80

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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.