Home / 14,286,973,815.82-19,717,128,251.94-8,571,473,335.18

Finding the Fourth Proportional to 14,286,973,815.82, 19,717,128,251.94 and 8,571,473,335.18

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Solution

The fourth proportional to 14,286,973,815.82, 19,717,128,251.94 and 8,571,473,335.18 is: 11,829,295,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,973,815.82 : 19,717,128,251.94 = 8,571,473,335.18 : x
  2. Step 2: Convert to fraction form
    14,286,973,815.82/19,717,128,251.94 = 8,571,473,335.18/x
  3. Step 3: Cross multiply
    14,286,973,815.82x = 19,717,128,251.94 × 8,571,473,335.18
  4. Step 4: Simplify right side
    14,286,973,815.82x = 169,004,839,057,827,954,688
  5. Step 5: Solve for x
    x = 169,004,839,057,827,954,688/14,286,973,815.82
  6. Step 6: Final answer
    x = 11,829,295,779.26

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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.