Home / 531,780,426.24-733,979,436.30-311,834,711.04

Finding the Fourth Proportional to 531,780,426.24, 733,979,436.30 and 311,834,711.04

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Solution

The fourth proportional to 531,780,426.24, 733,979,436.30 and 311,834,711.04 is: 430,403,704.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,780,426.24 : 733,979,436.30 = 311,834,711.04 : x
  2. Step 2: Convert to fraction form
    531,780,426.24/733,979,436.30 = 311,834,711.04/x
  3. Step 3: Cross multiply
    531,780,426.24x = 733,979,436.30 × 311,834,711.04
  4. Step 4: Simplify right side
    531,780,426.24x = 228,880,265,427,912,576
  5. Step 5: Solve for x
    x = 228,880,265,427,912,576/531,780,426.24
  6. Step 6: Final answer
    x = 430,403,704.49

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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.