Home / 112,627,245.60-155,425,600.16-61,119,021.60

Finding the Fourth Proportional to 112,627,245.60, 155,425,600.16 and 61,119,021.60

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Solution

The fourth proportional to 112,627,245.60, 155,425,600.16 and 61,119,021.60 is: 84,344,250.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,627,245.60 : 155,425,600.16 = 61,119,021.60 : x
  2. Step 2: Convert to fraction form
    112,627,245.60/155,425,600.16 = 61,119,021.60/x
  3. Step 3: Cross multiply
    112,627,245.60x = 155,425,600.16 × 61,119,021.60
  4. Step 4: Simplify right side
    112,627,245.60x = 9,499,460,613,372,004
  5. Step 5: Solve for x
    x = 9,499,460,613,372,004/112,627,245.60
  6. Step 6: Final answer
    x = 84,344,250.48

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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.