Home / 533,630,471.20-799,251,313.20-438,078,983.20

Finding the Fourth Proportional to 533,630,471.20, 799,251,313.20 and 438,078,983.20

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Solution

The fourth proportional to 533,630,471.20, 799,251,313.20 and 438,078,983.20 is: 656,137,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,630,471.20 : 799,251,313.20 = 438,078,983.20 : x
  2. Step 2: Convert to fraction form
    533,630,471.20/799,251,313.20 = 438,078,983.20/x
  3. Step 3: Cross multiply
    533,630,471.20x = 799,251,313.20 × 438,078,983.20
  4. Step 4: Simplify right side
    533,630,471.20x = 350,135,202,607,920,768
  5. Step 5: Solve for x
    x = 350,135,202,607,920,768/533,630,471.20
  6. Step 6: Final answer
    x = 656,137,948.46

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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.