Home / 13,922,346,507.65-19,212,840,253.17-7,578,762,498.08

Finding the Fourth Proportional to 13,922,346,507.65, 19,212,840,253.17 and 7,578,762,498.08

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Solution

The fourth proportional to 13,922,346,507.65, 19,212,840,253.17 and 7,578,762,498.08 is: 10,458,693,375.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,507.65 : 19,212,840,253.17 = 7,578,762,498.08 : x
  2. Step 2: Convert to fraction form
    13,922,346,507.65/19,212,840,253.17 = 7,578,762,498.08/x
  3. Step 3: Cross multiply
    13,922,346,507.65x = 19,212,840,253.17 × 7,578,762,498.08
  4. Step 4: Simplify right side
    13,922,346,507.65x = 145,609,553,192,230,567,936
  5. Step 5: Solve for x
    x = 145,609,553,192,230,567,936/13,922,346,507.65
  6. Step 6: Final answer
    x = 10,458,693,375.59

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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.