Home / 170,383,374.80-255,400,879.80-83,988,904.40

Finding the Fourth Proportional to 170,383,374.80, 255,400,879.80 and 83,988,904.40

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Solution

The fourth proportional to 170,383,374.80, 255,400,879.80 and 83,988,904.40 is: 125,897,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,383,374.80 : 255,400,879.80 = 83,988,904.40 : x
  2. Step 2: Convert to fraction form
    170,383,374.80/255,400,879.80 = 83,988,904.40/x
  3. Step 3: Cross multiply
    170,383,374.80x = 255,400,879.80 × 83,988,904.40
  4. Step 4: Simplify right side
    170,383,374.80x = 21,450,840,077,198,092
  5. Step 5: Solve for x
    x = 21,450,840,077,198,092/170,383,374.80
  6. Step 6: Final answer
    x = 125,897,495.00

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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.