Home / 13,922,346,607.26-19,212,840,390.69-7,578,762,597.96

Finding the Fourth Proportional to 13,922,346,607.26, 19,212,840,390.69 and 7,578,762,597.96

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Solution

The fourth proportional to 13,922,346,607.26, 19,212,840,390.69 and 7,578,762,597.96 is: 10,458,693,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,607.26 : 19,212,840,390.69 = 7,578,762,597.96 : x
  2. Step 2: Convert to fraction form
    13,922,346,607.26/19,212,840,390.69 = 7,578,762,597.96/x
  3. Step 3: Cross multiply
    13,922,346,607.26x = 19,212,840,390.69 × 7,578,762,597.96
  4. Step 4: Simplify right side
    13,922,346,607.26x = 145,609,556,153,536,561,152
  5. Step 5: Solve for x
    x = 145,609,556,153,536,561,152/13,922,346,607.26
  6. Step 6: Final answer
    x = 10,458,693,513.46

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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.