Home / 189,154,604.22-261,033,235.92-102,234,476.22

Finding the Fourth Proportional to 189,154,604.22, 261,033,235.92 and 102,234,476.22

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Solution

The fourth proportional to 189,154,604.22, 261,033,235.92 and 102,234,476.22 is: 141,083,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,154,604.22 : 261,033,235.92 = 102,234,476.22 : x
  2. Step 2: Convert to fraction form
    189,154,604.22/261,033,235.92 = 102,234,476.22/x
  3. Step 3: Cross multiply
    189,154,604.22x = 261,033,235.92 × 102,234,476.22
  4. Step 4: Simplify right side
    189,154,604.22x = 26,686,596,150,292,888
  5. Step 5: Solve for x
    x = 26,686,596,150,292,888/189,154,604.22
  6. Step 6: Final answer
    x = 141,083,513.46

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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.