Home / 113,201,999.80-169,802,999.70-48,494,793.40

Finding the Fourth Proportional to 113,201,999.80, 169,802,999.70 and 48,494,793.40

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Solution

The fourth proportional to 113,201,999.80, 169,802,999.70 and 48,494,793.40 is: 72,742,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,201,999.80 : 169,802,999.70 = 48,494,793.40 : x
  2. Step 2: Convert to fraction form
    113,201,999.80/169,802,999.70 = 48,494,793.40/x
  3. Step 3: Cross multiply
    113,201,999.80x = 169,802,999.70 × 48,494,793.40
  4. Step 4: Simplify right side
    113,201,999.80x = 8,234,561,389,151,761
  5. Step 5: Solve for x
    x = 8,234,561,389,151,761/113,201,999.80
  6. Step 6: Final answer
    x = 72,742,190.10

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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.