Home / 908,363,412.37-1,362,545,120.39-218,270,667.25

Finding the Fourth Proportional to 908,363,412.37, 1,362,545,120.39 and 218,270,667.25

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Solution

The fourth proportional to 908,363,412.37, 1,362,545,120.39 and 218,270,667.25 is: 327,406,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,363,412.37 : 1,362,545,120.39 = 218,270,667.25 : x
  2. Step 2: Convert to fraction form
    908,363,412.37/1,362,545,120.39 = 218,270,667.25/x
  3. Step 3: Cross multiply
    908,363,412.37x = 1,362,545,120.39 × 218,270,667.25
  4. Step 4: Simplify right side
    908,363,412.37x = 297,403,632,585,756,928
  5. Step 5: Solve for x
    x = 297,403,632,585,756,928/908,363,412.37
  6. Step 6: Final answer
    x = 327,406,001.32

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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.