Home / 252,389,231.70-378,583,847.55-240,484,953.30

Finding the Fourth Proportional to 252,389,231.70, 378,583,847.55 and 240,484,953.30

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Solution

The fourth proportional to 252,389,231.70, 378,583,847.55 and 240,484,953.30 is: 360,727,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,389,231.70 : 378,583,847.55 = 240,484,953.30 : x
  2. Step 2: Convert to fraction form
    252,389,231.70/378,583,847.55 = 240,484,953.30/x
  3. Step 3: Cross multiply
    252,389,231.70x = 378,583,847.55 × 240,484,953.30
  4. Step 4: Simplify right side
    252,389,231.70x = 91,043,718,898,196,080
  5. Step 5: Solve for x
    x = 91,043,718,898,196,080/252,389,231.70
  6. Step 6: Final answer
    x = 360,727,429.95

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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.