Home / 72,791,255.41-109,241,111.34-53,410,562.48

Finding the Fourth Proportional to 72,791,255.41, 109,241,111.34 and 53,410,562.48

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Solution

The fourth proportional to 72,791,255.41, 109,241,111.34 and 53,410,562.48 is: 80,155,633.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,791,255.41 : 109,241,111.34 = 53,410,562.48 : x
  2. Step 2: Convert to fraction form
    72,791,255.41/109,241,111.34 = 53,410,562.48/x
  3. Step 3: Cross multiply
    72,791,255.41x = 109,241,111.34 × 53,410,562.48
  4. Step 4: Simplify right side
    72,791,255.41x = 5,834,629,201,796,448
  5. Step 5: Solve for x
    x = 5,834,629,201,796,448/72,791,255.41
  6. Step 6: Final answer
    x = 80,155,633.66

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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.