Home / 108,867,556.80-163,077,386.40-55,045,195.20

Finding the Fourth Proportional to 108,867,556.80, 163,077,386.40 and 55,045,195.20

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Solution

The fourth proportional to 108,867,556.80, 163,077,386.40 and 55,045,195.20 is: 82,454,560.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867,556.80 : 163,077,386.40 = 55,045,195.20 : x
  2. Step 2: Convert to fraction form
    108,867,556.80/163,077,386.40 = 55,045,195.20/x
  3. Step 3: Cross multiply
    108,867,556.80x = 163,077,386.40 × 55,045,195.20
  4. Step 4: Simplify right side
    108,867,556.80x = 8,976,626,567,093,826
  5. Step 5: Solve for x
    x = 8,976,626,567,093,826/108,867,556.80
  6. Step 6: Final answer
    x = 82,454,560.67

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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.