Home / 80,196,112.40-110,670,742.68-43,526,673.68

Finding the Fourth Proportional to 80,196,112.40, 110,670,742.68 and 43,526,673.68

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Solution

The fourth proportional to 80,196,112.40, 110,670,742.68 and 43,526,673.68 is: 60,066,868.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,196,112.40 : 110,670,742.68 = 43,526,673.68 : x
  2. Step 2: Convert to fraction form
    80,196,112.40/110,670,742.68 = 43,526,673.68/x
  3. Step 3: Cross multiply
    80,196,112.40x = 110,670,742.68 × 43,526,673.68
  4. Step 4: Simplify right side
    80,196,112.40x = 4,817,129,302,555,609
  5. Step 5: Solve for x
    x = 4,817,129,302,555,609/80,196,112.40
  6. Step 6: Final answer
    x = 60,066,868.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.