Home / 13,922,346,606.76-19,212,840,390-7,578,762,597.46

Finding the Fourth Proportional to 13,922,346,606.76, 19,212,840,390 and 7,578,762,597.46

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Solution

The fourth proportional to 13,922,346,606.76, 19,212,840,390 and 7,578,762,597.46 is: 10,458,693,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,606.76 : 19,212,840,390 = 7,578,762,597.46 : x
  2. Step 2: Convert to fraction form
    13,922,346,606.76/19,212,840,390 = 7,578,762,597.46/x
  3. Step 3: Cross multiply
    13,922,346,606.76x = 19,212,840,390 × 7,578,762,597.46
  4. Step 4: Simplify right side
    13,922,346,606.76x = 145,609,556,138,700,800,000
  5. Step 5: Solve for x
    x = 145,609,556,138,700,800,000/13,922,346,606.76
  6. Step 6: Final answer
    x = 10,458,693,512.77

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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.