Home / 189,154,606.22-261,033,238.68-102,234,478.22

Finding the Fourth Proportional to 189,154,606.22, 261,033,238.68 and 102,234,478.22

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Solution

The fourth proportional to 189,154,606.22, 261,033,238.68 and 102,234,478.22 is: 141,083,516.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,154,606.22 : 261,033,238.68 = 102,234,478.22 : x
  2. Step 2: Convert to fraction form
    189,154,606.22/261,033,238.68 = 102,234,478.22/x
  3. Step 3: Cross multiply
    189,154,606.22x = 261,033,238.68 × 102,234,478.22
  4. Step 4: Simplify right side
    189,154,606.22x = 26,686,596,954,526,520
  5. Step 5: Solve for x
    x = 26,686,596,954,526,520/189,154,606.22
  6. Step 6: Final answer
    x = 141,083,516.22

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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.