Home / 350,074,282.40-525,111,423.60-329,985,812.60

Finding the Fourth Proportional to 350,074,282.40, 525,111,423.60 and 329,985,812.60

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Solution

The fourth proportional to 350,074,282.40, 525,111,423.60 and 329,985,812.60 is: 494,978,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,074,282.40 : 525,111,423.60 = 329,985,812.60 : x
  2. Step 2: Convert to fraction form
    350,074,282.40/525,111,423.60 = 329,985,812.60/x
  3. Step 3: Cross multiply
    350,074,282.40x = 525,111,423.60 × 329,985,812.60
  4. Step 4: Simplify right side
    350,074,282.40x = 173,279,319,822,188,832
  5. Step 5: Solve for x
    x = 173,279,319,822,188,832/350,074,282.40
  6. Step 6: Final answer
    x = 494,978,718.90

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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.