Home / 56,627,212,821.83-84,952,008,826.80-20,772,302,766.16

Finding the Fourth Proportional to 56,627,212,821.83, 84,952,008,826.80 and 20,772,302,766.16

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Solution

The fourth proportional to 56,627,212,821.83, 84,952,008,826.80 and 20,772,302,766.16 is: 31,162,558,777.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,627,212,821.83 : 84,952,008,826.80 = 20,772,302,766.16 : x
  2. Step 2: Convert to fraction form
    56,627,212,821.83/84,952,008,826.80 = 20,772,302,766.16/x
  3. Step 3: Cross multiply
    56,627,212,821.83x = 84,952,008,826.80 × 20,772,302,766.16
  4. Step 4: Simplify right side
    56,627,212,821.83x = 1,764,648,847,943,361,626,112
  5. Step 5: Solve for x
    x = 1,764,648,847,943,361,626,112/56,627,212,821.83
  6. Step 6: Final answer
    x = 31,162,558,777.09

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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.