Home / 299,199,853,444-412,908,776,829.84-165,690,536,836

Finding the Fourth Proportional to 299,199,853,444, 412,908,776,829.84 and 165,690,536,836

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Solution

The fourth proportional to 299,199,853,444, 412,908,776,829.84 and 165,690,536,836 is: 228,660,128,371.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,199,853,444 : 412,908,776,829.84 = 165,690,536,836 : x
  2. Step 2: Convert to fraction form
    299,199,853,444/412,908,776,829.84 = 165,690,536,836/x
  3. Step 3: Cross multiply
    299,199,853,444x = 412,908,776,829.84 × 165,690,536,836
  4. Step 4: Simplify right side
    299,199,853,444x = 68,415,076,897,232,315,744,256
  5. Step 5: Solve for x
    x = 68,415,076,897,232,315,744,256/299,199,853,444
  6. Step 6: Final answer
    x = 228,660,128,371.48

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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.