Home / 1,337,523,836.78-2,005,490,961.90-508,538,161.34

Finding the Fourth Proportional to 1,337,523,836.78, 2,005,490,961.90 and 508,538,161.34

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Solution

The fourth proportional to 1,337,523,836.78, 2,005,490,961.90 and 508,538,161.34 is: 762,505,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,523,836.78 : 2,005,490,961.90 = 508,538,161.34 : x
  2. Step 2: Convert to fraction form
    1,337,523,836.78/2,005,490,961.90 = 508,538,161.34/x
  3. Step 3: Cross multiply
    1,337,523,836.78x = 2,005,490,961.90 × 508,538,161.34
  4. Step 4: Simplify right side
    1,337,523,836.78x = 1,019,868,686,348,614,016
  5. Step 5: Solve for x
    x = 1,019,868,686,348,614,016/1,337,523,836.78
  6. Step 6: Final answer
    x = 762,505,054.72

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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.