Home / 161,458,083.60-222,997,507.56-117,600,475.92

Finding the Fourth Proportional to 161,458,083.60, 222,997,507.56 and 117,600,475.92

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Solution

The fourth proportional to 161,458,083.60, 222,997,507.56 and 117,600,475.92 is: 162,423,660.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,458,083.60 : 222,997,507.56 = 117,600,475.92 : x
  2. Step 2: Convert to fraction form
    161,458,083.60/222,997,507.56 = 117,600,475.92/x
  3. Step 3: Cross multiply
    161,458,083.60x = 222,997,507.56 × 117,600,475.92
  4. Step 4: Simplify right side
    161,458,083.60x = 26,224,613,018,029,800
  5. Step 5: Solve for x
    x = 26,224,613,018,029,800/161,458,083.60
  6. Step 6: Final answer
    x = 162,423,660.89

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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.