Home / 838,355,432.24-1,156,935,049.48-481,094,762.80

Finding the Fourth Proportional to 838,355,432.24, 1,156,935,049.48 and 481,094,762.80

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Solution

The fourth proportional to 838,355,432.24, 1,156,935,049.48 and 481,094,762.80 is: 663,913,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,355,432.24 : 1,156,935,049.48 = 481,094,762.80 : x
  2. Step 2: Convert to fraction form
    838,355,432.24/1,156,935,049.48 = 481,094,762.80/x
  3. Step 3: Cross multiply
    838,355,432.24x = 1,156,935,049.48 × 481,094,762.80
  4. Step 4: Simplify right side
    838,355,432.24x = 556,595,393,204,586,880
  5. Step 5: Solve for x
    x = 556,595,393,204,586,880/838,355,432.24
  6. Step 6: Final answer
    x = 663,913,385.42

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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.