Home / 109,045,852.80-163,568,779.20-104,741,180.70

Finding the Fourth Proportional to 109,045,852.80, 163,568,779.20 and 104,741,180.70

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Solution

The fourth proportional to 109,045,852.80, 163,568,779.20 and 104,741,180.70 is: 157,111,771.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,045,852.80 : 163,568,779.20 = 104,741,180.70 : x
  2. Step 2: Convert to fraction form
    109,045,852.80/163,568,779.20 = 104,741,180.70/x
  3. Step 3: Cross multiply
    109,045,852.80x = 163,568,779.20 × 104,741,180.70
  4. Step 4: Simplify right side
    109,045,852.80x = 17,132,387,059,065,600
  5. Step 5: Solve for x
    x = 17,132,387,059,065,600/109,045,852.80
  6. Step 6: Final answer
    x = 157,111,771.05

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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.