Home / 77,948,814,359.21-116,972,405,780.58-33,180,237,971.31

Finding the Fourth Proportional to 77,948,814,359.21, 116,972,405,780.58 and 33,180,237,971.31

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Solution

The fourth proportional to 77,948,814,359.21, 116,972,405,780.58 and 33,180,237,971.31 is: 49,791,293,065.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,948,814,359.21 : 116,972,405,780.58 = 33,180,237,971.31 : x
  2. Step 2: Convert to fraction form
    77,948,814,359.21/116,972,405,780.58 = 33,180,237,971.31/x
  3. Step 3: Cross multiply
    77,948,814,359.21x = 116,972,405,780.58 × 33,180,237,971.31
  4. Step 4: Simplify right side
    77,948,814,359.21x = 3,881,172,259,876,164,861,952
  5. Step 5: Solve for x
    x = 3,881,172,259,876,164,861,952/77,948,814,359.21
  6. Step 6: Final answer
    x = 49,791,293,065.61

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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.