Home / 784,239,583.32-1,176,487,042.32-231,597,912.24

Finding the Fourth Proportional to 784,239,583.32, 1,176,487,042.32 and 231,597,912.24

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Solution

The fourth proportional to 784,239,583.32, 1,176,487,042.32 and 231,597,912.24 is: 347,434,570.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,239,583.32 : 1,176,487,042.32 = 231,597,912.24 : x
  2. Step 2: Convert to fraction form
    784,239,583.32/1,176,487,042.32 = 231,597,912.24/x
  3. Step 3: Cross multiply
    784,239,583.32x = 1,176,487,042.32 × 231,597,912.24
  4. Step 4: Simplify right side
    784,239,583.32x = 272,471,942,778,724,512
  5. Step 5: Solve for x
    x = 272,471,942,778,724,512/784,239,583.32
  6. Step 6: Final answer
    x = 347,434,570.47

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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.