Home / 165,888,010.80-248,832,016.20-146,404,465.20

Finding the Fourth Proportional to 165,888,010.80, 248,832,016.20 and 146,404,465.20

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Solution

The fourth proportional to 165,888,010.80, 248,832,016.20 and 146,404,465.20 is: 219,606,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,010.80 : 248,832,016.20 = 146,404,465.20 : x
  2. Step 2: Convert to fraction form
    165,888,010.80/248,832,016.20 = 146,404,465.20/x
  3. Step 3: Cross multiply
    165,888,010.80x = 248,832,016.20 × 146,404,465.20
  4. Step 4: Simplify right side
    165,888,010.80x = 36,430,118,256,398,728
  5. Step 5: Solve for x
    x = 36,430,118,256,398,728/165,888,010.80
  6. Step 6: Final answer
    x = 219,606,697.80

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1.5x scale

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.