Home / 165,884,519.70-248,826,779.55-84,255,182.10

Finding the Fourth Proportional to 165,884,519.70, 248,826,779.55 and 84,255,182.10

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Solution

The fourth proportional to 165,884,519.70, 248,826,779.55 and 84,255,182.10 is: 126,382,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,884,519.70 : 248,826,779.55 = 84,255,182.10 : x
  2. Step 2: Convert to fraction form
    165,884,519.70/248,826,779.55 = 84,255,182.10/x
  3. Step 3: Cross multiply
    165,884,519.70x = 248,826,779.55 × 84,255,182.10
  4. Step 4: Simplify right side
    165,884,519.70x = 20,964,945,622,341,804
  5. Step 5: Solve for x
    x = 20,964,945,622,341,804/165,884,519.70
  6. Step 6: Final answer
    x = 126,382,773.15

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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.