Home / 161,140,063,114.23-222,373,978,437.78-87,897,889,943.57

Finding the Fourth Proportional to 161,140,063,114.23, 222,373,978,437.78 and 87,897,889,943.57

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Solution

The fourth proportional to 161,140,063,114.23, 222,373,978,437.78 and 87,897,889,943.57 is: 121,299,465,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,140,063,114.23 : 222,373,978,437.78 = 87,897,889,943.57 : x
  2. Step 2: Convert to fraction form
    161,140,063,114.23/222,373,978,437.78 = 87,897,889,943.57/x
  3. Step 3: Cross multiply
    161,140,063,114.23x = 222,373,978,437.78 × 87,897,889,943.57
  4. Step 4: Simplify right side
    161,140,063,114.23x = 19,546,203,483,036,683,599,872
  5. Step 5: Solve for x
    x = 19,546,203,483,036,683,599,872/161,140,063,114.23
  6. Step 6: Final answer
    x = 121,299,465,230.94

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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.