Home / 109,150,469.60-163,728,328.80-32,475,999.20

Finding the Fourth Proportional to 109,150,469.60, 163,728,328.80 and 32,475,999.20

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Solution

The fourth proportional to 109,150,469.60, 163,728,328.80 and 32,475,999.20 is: 48,714,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,150,469.60 : 163,728,328.80 = 32,475,999.20 : x
  2. Step 2: Convert to fraction form
    109,150,469.60/163,728,328.80 = 32,475,999.20/x
  3. Step 3: Cross multiply
    109,150,469.60x = 163,728,328.80 × 32,475,999.20
  4. Step 4: Simplify right side
    109,150,469.60x = 5,317,241,075,126,137
  5. Step 5: Solve for x
    x = 5,317,241,075,126,137/109,150,469.60
  6. Step 6: Final answer
    x = 48,714,779.65

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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.