Home / 329,870,504.32-455,166,676.56-190,654,229.92

Finding the Fourth Proportional to 329,870,504.32, 455,166,676.56 and 190,654,229.92

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Solution

The fourth proportional to 329,870,504.32, 455,166,676.56 and 190,654,229.92 is: 263,071,269.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,870,504.32 : 455,166,676.56 = 190,654,229.92 : x
  2. Step 2: Convert to fraction form
    329,870,504.32/455,166,676.56 = 190,654,229.92/x
  3. Step 3: Cross multiply
    329,870,504.32x = 455,166,676.56 × 190,654,229.92
  4. Step 4: Simplify right side
    329,870,504.32x = 86,779,452,204,792,512
  5. Step 5: Solve for x
    x = 86,779,452,204,792,512/329,870,504.32
  6. Step 6: Final answer
    x = 263,071,269.08

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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.