Home / 111,192,346.82-153,445,172.96-60,956,475.68

Finding the Fourth Proportional to 111,192,346.82, 153,445,172.96 and 60,956,475.68

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Solution

The fourth proportional to 111,192,346.82, 153,445,172.96 and 60,956,475.68 is: 84,119,790.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,192,346.82 : 153,445,172.96 = 60,956,475.68 : x
  2. Step 2: Convert to fraction form
    111,192,346.82/153,445,172.96 = 60,956,475.68/x
  3. Step 3: Cross multiply
    111,192,346.82x = 153,445,172.96 × 60,956,475.68
  4. Step 4: Simplify right side
    111,192,346.82x = 9,353,476,953,749,634
  5. Step 5: Solve for x
    x = 9,353,476,953,749,634/111,192,346.82
  6. Step 6: Final answer
    x = 84,119,790.81

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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.