Home / 28,493,874,817,982-39,319,389,289,246-15,991,190,184,019

Finding the Fourth Proportional to 28,493,874,817,982, 39,319,389,289,246 and 15,991,190,184,019

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Solution

The fourth proportional to 28,493,874,817,982, 39,319,389,289,246 and 15,991,190,184,019 is: 22,066,631,374,649.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,493,874,817,982 : 39,319,389,289,246 = 15,991,190,184,019 : x
  2. Step 2: Convert to fraction form
    28,493,874,817,982/39,319,389,289,246 = 15,991,190,184,019/x
  3. Step 3: Cross multiply
    28,493,874,817,982x = 39,319,389,289,246 × 15,991,190,184,019
  4. Step 4: Simplify right side
    28,493,874,817,982x = 628,763,832,043,812,456,729,935,872
  5. Step 5: Solve for x
    x = 628,763,832,043,812,456,729,935,872/28,493,874,817,982
  6. Step 6: Final answer
    x = 22,066,631,374,649.34

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Double scale
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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.