Home / 350,243,865.74-525,498,486.29-210,282,064.11

Finding the Fourth Proportional to 350,243,865.74, 525,498,486.29 and 210,282,064.11

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Solution

The fourth proportional to 350,243,865.74, 525,498,486.29 and 210,282,064.11 is: 315,502,760.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,243,865.74 : 525,498,486.29 = 210,282,064.11 : x
  2. Step 2: Convert to fraction form
    350,243,865.74/525,498,486.29 = 210,282,064.11/x
  3. Step 3: Cross multiply
    350,243,865.74x = 525,498,486.29 × 210,282,064.11
  4. Step 4: Simplify right side
    350,243,865.74x = 110,502,906,383,741,744
  5. Step 5: Solve for x
    x = 110,502,906,383,741,744/350,243,865.74
  6. Step 6: Final answer
    x = 315,502,760.20

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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.