Home / 252,660,682.80-378,991,024.20-61,184,458.80

Finding the Fourth Proportional to 252,660,682.80, 378,991,024.20 and 61,184,458.80

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Solution

The fourth proportional to 252,660,682.80, 378,991,024.20 and 61,184,458.80 is: 91,776,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,660,682.80 : 378,991,024.20 = 61,184,458.80 : x
  2. Step 2: Convert to fraction form
    252,660,682.80/378,991,024.20 = 61,184,458.80/x
  3. Step 3: Cross multiply
    252,660,682.80x = 378,991,024.20 × 61,184,458.80
  4. Step 4: Simplify right side
    252,660,682.80x = 23,188,360,705,734,700
  5. Step 5: Solve for x
    x = 23,188,360,705,734,700/252,660,682.80
  6. Step 6: Final answer
    x = 91,776,688.20

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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.