Home / 102,061,686,551.67-140,845,141,231.70-56,335,970,591.72

Finding the Fourth Proportional to 102,061,686,551.67, 140,845,141,231.70 and 56,335,970,591.72

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Solution

The fourth proportional to 102,061,686,551.67, 140,845,141,231.70 and 56,335,970,591.72 is: 77,743,647,028.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,061,686,551.67 : 140,845,141,231.70 = 56,335,970,591.72 : x
  2. Step 2: Convert to fraction form
    102,061,686,551.67/140,845,141,231.70 = 56,335,970,591.72/x
  3. Step 3: Cross multiply
    102,061,686,551.67x = 140,845,141,231.70 × 56,335,970,591.72
  4. Step 4: Simplify right side
    102,061,686,551.67x = 7,934,647,734,416,124,674,048
  5. Step 5: Solve for x
    x = 7,934,647,734,416,124,674,048/102,061,686,551.67
  6. Step 6: Final answer
    x = 77,743,647,028.59

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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.