Home / 194,431,309.76-291,675,964.64-71,600,182.72

Finding the Fourth Proportional to 194,431,309.76, 291,675,964.64 and 71,600,182.72

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Solution

The fourth proportional to 194,431,309.76, 291,675,964.64 and 71,600,182.72 is: 107,410,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,431,309.76 : 291,675,964.64 = 71,600,182.72 : x
  2. Step 2: Convert to fraction form
    194,431,309.76/291,675,964.64 = 71,600,182.72/x
  3. Step 3: Cross multiply
    194,431,309.76x = 291,675,964.64 × 71,600,182.72
  4. Step 4: Simplify right side
    194,431,309.76x = 20,884,052,363,256,256
  5. Step 5: Solve for x
    x = 20,884,052,363,256,256/194,431,309.76
  6. Step 6: Final answer
    x = 107,410,953.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.