Home / 161,510,714.73-222,883,652.49-88,171,856.73

Finding the Fourth Proportional to 161,510,714.73, 222,883,652.49 and 88,171,856.73

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Solution

The fourth proportional to 161,510,714.73, 222,883,652.49 and 88,171,856.73 is: 121,676,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,510,714.73 : 222,883,652.49 = 88,171,856.73 : x
  2. Step 2: Convert to fraction form
    161,510,714.73/222,883,652.49 = 88,171,856.73/x
  3. Step 3: Cross multiply
    161,510,714.73x = 222,883,652.49 × 88,171,856.73
  4. Step 4: Simplify right side
    161,510,714.73x = 19,652,065,474,807,388
  5. Step 5: Solve for x
    x = 19,652,065,474,807,388/161,510,714.73
  6. Step 6: Final answer
    x = 121,676,543.30

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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.