Home / 658,233,968.70-908,357,843.79-360,872,652.54

Finding the Fourth Proportional to 658,233,968.70, 908,357,843.79 and 360,872,652.54

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Solution

The fourth proportional to 658,233,968.70, 908,357,843.79 and 360,872,652.54 is: 498,001,501.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,233,968.70 : 908,357,843.79 = 360,872,652.54 : x
  2. Step 2: Convert to fraction form
    658,233,968.70/908,357,843.79 = 360,872,652.54/x
  3. Step 3: Cross multiply
    658,233,968.70x = 908,357,843.79 × 360,872,652.54
  4. Step 4: Simplify right side
    658,233,968.70x = 327,801,504,544,012,288
  5. Step 5: Solve for x
    x = 327,801,504,544,012,288/658,233,968.70
  6. Step 6: Final answer
    x = 498,001,501.19

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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.