Home / 80,342,075.26-110,769,421.48-52,034,431.78

Finding the Fourth Proportional to 80,342,075.26, 110,769,421.48 and 52,034,431.78

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Solution

The fourth proportional to 80,342,075.26, 110,769,421.48 and 52,034,431.78 is: 71,741,038.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,342,075.26 : 110,769,421.48 = 52,034,431.78 : x
  2. Step 2: Convert to fraction form
    80,342,075.26/110,769,421.48 = 52,034,431.78/x
  3. Step 3: Cross multiply
    80,342,075.26x = 110,769,421.48 × 52,034,431.78
  4. Step 4: Simplify right side
    80,342,075.26x = 5,763,823,905,311,127
  5. Step 5: Solve for x
    x = 5,763,823,905,311,127/80,342,075.26
  6. Step 6: Final answer
    x = 71,741,038.39

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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.