Home / 1,422,779,923-1,963,436,293.76-771,614,227

Finding the Fourth Proportional to 1,422,779,923, 1,963,436,293.76 and 771,614,227

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Solution

The fourth proportional to 1,422,779,923, 1,963,436,293.76 and 771,614,227 is: 1,064,827,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,779,923 : 1,963,436,293.76 = 771,614,227 : x
  2. Step 2: Convert to fraction form
    1,422,779,923/1,963,436,293.76 = 771,614,227/x
  3. Step 3: Cross multiply
    1,422,779,923x = 1,963,436,293.76 × 771,614,227
  4. Step 4: Simplify right side
    1,422,779,923x = 1,515,015,378,073,367,296
  5. Step 5: Solve for x
    x = 1,515,015,378,073,367,296/1,422,779,923
  6. Step 6: Final answer
    x = 1,064,827,633.27

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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.