Home / 77,948,814,361.96-116,972,405,784.71-33,180,237,974.06

Finding the Fourth Proportional to 77,948,814,361.96, 116,972,405,784.71 and 33,180,237,974.06

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Solution

The fourth proportional to 77,948,814,361.96, 116,972,405,784.71 and 33,180,237,974.06 is: 49,791,293,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,948,814,361.96 : 116,972,405,784.71 = 33,180,237,974.06 : x
  2. Step 2: Convert to fraction form
    77,948,814,361.96/116,972,405,784.71 = 33,180,237,974.06/x
  3. Step 3: Cross multiply
    77,948,814,361.96x = 116,972,405,784.71 × 33,180,237,974.06
  4. Step 4: Simplify right side
    77,948,814,361.96x = 3,881,172,260,334,990,786,560
  5. Step 5: Solve for x
    x = 3,881,172,260,334,990,786,560/77,948,814,361.96
  6. Step 6: Final answer
    x = 49,791,293,069.74

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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.