Home / 180,191,205.14-248,665,821.46-105,854,898.56

Finding the Fourth Proportional to 180,191,205.14, 248,665,821.46 and 105,854,898.56

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Solution

The fourth proportional to 180,191,205.14, 248,665,821.46 and 105,854,898.56 is: 146,080,910.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,191,205.14 : 248,665,821.46 = 105,854,898.56 : x
  2. Step 2: Convert to fraction form
    180,191,205.14/248,665,821.46 = 105,854,898.56/x
  3. Step 3: Cross multiply
    180,191,205.14x = 248,665,821.46 × 105,854,898.56
  4. Step 4: Simplify right side
    180,191,205.14x = 26,322,495,305,987,372
  5. Step 5: Solve for x
    x = 26,322,495,305,987,372/180,191,205.14
  6. Step 6: Final answer
    x = 146,080,910.47

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1.5x scale

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.