Home / 20,940,067,810.58-31,407,773,658-7,493,809,069.84

Finding the Fourth Proportional to 20,940,067,810.58, 31,407,773,658 and 7,493,809,069.84

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Solution

The fourth proportional to 20,940,067,810.58, 31,407,773,658 and 7,493,809,069.84 is: 11,239,880,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,940,067,810.58 : 31,407,773,658 = 7,493,809,069.84 : x
  2. Step 2: Convert to fraction form
    20,940,067,810.58/31,407,773,658 = 7,493,809,069.84/x
  3. Step 3: Cross multiply
    20,940,067,810.58x = 31,407,773,658 × 7,493,809,069.84
  4. Step 4: Simplify right side
    20,940,067,810.58x = 235,363,859,101,802,233,856
  5. Step 5: Solve for x
    x = 235,363,859,101,802,233,856/20,940,067,810.58
  6. Step 6: Final answer
    x = 11,239,880,464.14

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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.