Home / 13,922,346,507.41-19,212,840,252.85-7,578,762,497.84

Finding the Fourth Proportional to 13,922,346,507.41, 19,212,840,252.85 and 7,578,762,497.84

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Solution

The fourth proportional to 13,922,346,507.41, 19,212,840,252.85 and 7,578,762,497.84 is: 10,458,693,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,507.41 : 19,212,840,252.85 = 7,578,762,497.84 : x
  2. Step 2: Convert to fraction form
    13,922,346,507.41/19,212,840,252.85 = 7,578,762,497.84/x
  3. Step 3: Cross multiply
    13,922,346,507.41x = 19,212,840,252.85 × 7,578,762,497.84
  4. Step 4: Simplify right side
    13,922,346,507.41x = 145,609,553,185,277,231,104
  5. Step 5: Solve for x
    x = 145,609,553,185,277,231,104/13,922,346,507.41
  6. Step 6: Final answer
    x = 10,458,693,375.27

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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.