Home / 13,922,346,515.88-19,212,840,264.57-7,578,762,506.34

Finding the Fourth Proportional to 13,922,346,515.88, 19,212,840,264.57 and 7,578,762,506.34

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Solution

The fourth proportional to 13,922,346,515.88, 19,212,840,264.57 and 7,578,762,506.34 is: 10,458,693,387.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,922,346,515.88 : 19,212,840,264.57 = 7,578,762,506.34 : x
  2. Step 2: Convert to fraction form
    13,922,346,515.88/19,212,840,264.57 = 7,578,762,506.34/x
  3. Step 3: Cross multiply
    13,922,346,515.88x = 19,212,840,264.57 × 7,578,762,506.34
  4. Step 4: Simplify right side
    13,922,346,515.88x = 145,609,553,437,422,600,192
  5. Step 5: Solve for x
    x = 145,609,553,437,422,600,192/13,922,346,515.88
  6. Step 6: Final answer
    x = 10,458,693,387.02

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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.