Home / 13,922,346,605.76-19,212,840,388.62-7,578,762,596.46

Finding the Fourth Proportional to 13,922,346,605.76, 19,212,840,388.62 and 7,578,762,596.46

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Solution

The fourth proportional to 13,922,346,605.76, 19,212,840,388.62 and 7,578,762,596.46 is: 10,458,693,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,605.76 : 19,212,840,388.62 = 7,578,762,596.46 : x
  2. Step 2: Convert to fraction form
    13,922,346,605.76/19,212,840,388.62 = 7,578,762,596.46/x
  3. Step 3: Cross multiply
    13,922,346,605.76x = 19,212,840,388.62 × 7,578,762,596.46
  4. Step 4: Simplify right side
    13,922,346,605.76x = 145,609,556,109,029,261,312
  5. Step 5: Solve for x
    x = 145,609,556,109,029,261,312/13,922,346,605.76
  6. Step 6: Final answer
    x = 10,458,693,511.39

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1.5x scale

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.