Home / 161,305,062,446.49-222,601,697,159.89-89,047,721,051.43

Finding the Fourth Proportional to 161,305,062,446.49, 222,601,697,159.89 and 89,047,721,051.43

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Solution

The fourth proportional to 161,305,062,446.49, 222,601,697,159.89 and 89,047,721,051.43 is: 122,886,247,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,305,062,446.49 : 222,601,697,159.89 = 89,047,721,051.43 : x
  2. Step 2: Convert to fraction form
    161,305,062,446.49/222,601,697,159.89 = 89,047,721,051.43/x
  3. Step 3: Cross multiply
    161,305,062,446.49x = 222,601,697,159.89 × 89,047,721,051.43
  4. Step 4: Simplify right side
    161,305,062,446.49x = 19,822,173,834,268,781,838,336
  5. Step 5: Solve for x
    x = 19,822,173,834,268,781,838,336/161,305,062,446.49
  6. Step 6: Final answer
    x = 122,886,247,546.29

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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.