Home / 350,148,979.15-483,428,444.78-218,183,846.38

Finding the Fourth Proportional to 350,148,979.15, 483,428,444.78 and 218,183,846.38

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Solution

The fourth proportional to 350,148,979.15, 483,428,444.78 and 218,183,846.38 is: 301,232,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,148,979.15 : 483,428,444.78 = 218,183,846.38 : x
  2. Step 2: Convert to fraction form
    350,148,979.15/483,428,444.78 = 218,183,846.38/x
  3. Step 3: Cross multiply
    350,148,979.15x = 483,428,444.78 × 218,183,846.38
  4. Step 4: Simplify right side
    350,148,979.15x = 105,476,277,533,660,432
  5. Step 5: Solve for x
    x = 105,476,277,533,660,432/350,148,979.15
  6. Step 6: Final answer
    x = 301,232,571.89

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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.