Home / 416,915,864.15-625,160,055.75-220,285,019.25

Finding the Fourth Proportional to 416,915,864.15, 625,160,055.75 and 220,285,019.25

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Solution

The fourth proportional to 416,915,864.15, 625,160,055.75 and 220,285,019.25 is: 330,314,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,915,864.15 : 625,160,055.75 = 220,285,019.25 : x
  2. Step 2: Convert to fraction form
    416,915,864.15/625,160,055.75 = 220,285,019.25/x
  3. Step 3: Cross multiply
    416,915,864.15x = 625,160,055.75 × 220,285,019.25
  4. Step 4: Simplify right side
    416,915,864.15x = 137,713,394,914,393,760
  5. Step 5: Solve for x
    x = 137,713,394,914,393,760/416,915,864.15
  6. Step 6: Final answer
    x = 330,314,595.24

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.