Home / 161,140,063,118.92-222,373,978,444.26-87,897,889,948.26

Finding the Fourth Proportional to 161,140,063,118.92, 222,373,978,444.26 and 87,897,889,948.26

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Solution

The fourth proportional to 161,140,063,118.92, 222,373,978,444.26 and 87,897,889,948.26 is: 121,299,465,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,140,063,118.92 : 222,373,978,444.26 = 87,897,889,948.26 : x
  2. Step 2: Convert to fraction form
    161,140,063,118.92/222,373,978,444.26 = 87,897,889,948.26/x
  3. Step 3: Cross multiply
    161,140,063,118.92x = 222,373,978,444.26 × 87,897,889,948.26
  4. Step 4: Simplify right side
    161,140,063,118.92x = 19,546,203,484,650,307,846,144
  5. Step 5: Solve for x
    x = 19,546,203,484,650,307,846,144/161,140,063,118.92
  6. Step 6: Final answer
    x = 121,299,465,237.43

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Double scale
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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.