Home / 122,313,689.40-183,744,249.30-102,158,297.40

Finding the Fourth Proportional to 122,313,689.40, 183,744,249.30 and 102,158,297.40

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Solution

The fourth proportional to 122,313,689.40, 183,744,249.30 and 102,158,297.40 is: 153,466,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,313,689.40 : 183,744,249.30 = 102,158,297.40 : x
  2. Step 2: Convert to fraction form
    122,313,689.40/183,744,249.30 = 102,158,297.40/x
  3. Step 3: Cross multiply
    122,313,689.40x = 183,744,249.30 × 102,158,297.40
  4. Step 4: Simplify right side
    122,313,689.40x = 18,770,999,665,529,144
  5. Step 5: Solve for x
    x = 18,770,999,665,529,144/122,313,689.40
  6. Step 6: Final answer
    x = 153,466,057.30

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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.