Home / 3,935,261,731.92-5,902,892,598.29-1,315,065,836.90

Finding the Fourth Proportional to 3,935,261,731.92, 5,902,892,598.29 and 1,315,065,836.90

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Solution

The fourth proportional to 3,935,261,731.92, 5,902,892,598.29 and 1,315,065,836.90 is: 1,972,598,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,261,731.92 : 5,902,892,598.29 = 1,315,065,836.90 : x
  2. Step 2: Convert to fraction form
    3,935,261,731.92/5,902,892,598.29 = 1,315,065,836.90/x
  3. Step 3: Cross multiply
    3,935,261,731.92x = 5,902,892,598.29 × 1,315,065,836.90
  4. Step 4: Simplify right side
    3,935,261,731.92x = 7,762,692,394,901,054,464
  5. Step 5: Solve for x
    x = 7,762,692,394,901,054,464/3,935,261,731.92
  6. Step 6: Final answer
    x = 1,972,598,755.49

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1.5x scale

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.