Home / 122,584,436,398.62-169,170,696,213.35-71,139,013,153.38

Finding the Fourth Proportional to 122,584,436,398.62, 169,170,696,213.35 and 71,139,013,153.38

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Solution

The fourth proportional to 122,584,436,398.62, 169,170,696,213.35 and 71,139,013,153.38 is: 98,174,260,425.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,584,436,398.62 : 169,170,696,213.35 = 71,139,013,153.38 : x
  2. Step 2: Convert to fraction form
    122,584,436,398.62/169,170,696,213.35 = 71,139,013,153.38/x
  3. Step 3: Cross multiply
    122,584,436,398.62x = 169,170,696,213.35 × 71,139,013,153.38
  4. Step 4: Simplify right side
    122,584,436,398.62x = 12,034,636,383,087,958,687,744
  5. Step 5: Solve for x
    x = 12,034,636,383,087,958,687,744/122,584,436,398.62
  6. Step 6: Final answer
    x = 98,174,260,425.31

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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.