Home / 80,265,597.95-110,764,641.26-47,227,986.93

Finding the Fourth Proportional to 80,265,597.95, 110,764,641.26 and 47,227,986.93

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Solution

The fourth proportional to 80,265,597.95, 110,764,641.26 and 47,227,986.93 is: 65,173,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265,597.95 : 110,764,641.26 = 47,227,986.93 : x
  2. Step 2: Convert to fraction form
    80,265,597.95/110,764,641.26 = 47,227,986.93/x
  3. Step 3: Cross multiply
    80,265,597.95x = 110,764,641.26 × 47,227,986.93
  4. Step 4: Simplify right side
    80,265,597.95x = 5,231,191,028,978,014
  5. Step 5: Solve for x
    x = 5,231,191,028,978,014/80,265,597.95
  6. Step 6: Final answer
    x = 65,173,513.46

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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.