Home / 412,516,085,381.12-618,773,982,434.04-110,320,833,972.98

Finding the Fourth Proportional to 412,516,085,381.12, 618,773,982,434.04 and 110,320,833,972.98

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Solution

The fourth proportional to 412,516,085,381.12, 618,773,982,434.04 and 110,320,833,972.98 is: 165,481,212,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,516,085,381.12 : 618,773,982,434.04 = 110,320,833,972.98 : x
  2. Step 2: Convert to fraction form
    412,516,085,381.12/618,773,982,434.04 = 110,320,833,972.98/x
  3. Step 3: Cross multiply
    412,516,085,381.12x = 618,773,982,434.04 × 110,320,833,972.98
  4. Step 4: Simplify right side
    412,516,085,381.12x = 68,263,661,782,905,374,375,936
  5. Step 5: Solve for x
    x = 68,263,661,782,905,374,375,936/412,516,085,381.12
  6. Step 6: Final answer
    x = 165,481,212,011.01

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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.