Home / 161,458,082.60-222,997,506.18-117,600,474.92

Finding the Fourth Proportional to 161,458,082.60, 222,997,506.18 and 117,600,474.92

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Solution

The fourth proportional to 161,458,082.60, 222,997,506.18 and 117,600,474.92 is: 162,423,659.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,458,082.60 : 222,997,506.18 = 117,600,474.92 : x
  2. Step 2: Convert to fraction form
    161,458,082.60/222,997,506.18 = 117,600,474.92/x
  3. Step 3: Cross multiply
    161,458,082.60x = 222,997,506.18 × 117,600,474.92
  4. Step 4: Simplify right side
    161,458,082.60x = 26,224,612,632,743,636
  5. Step 5: Solve for x
    x = 26,224,612,632,743,636/161,458,082.60
  6. Step 6: Final answer
    x = 162,423,659.51

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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.