Home / 321,489,200.10-482,233,800.15-116,990,703.30

Finding the Fourth Proportional to 321,489,200.10, 482,233,800.15 and 116,990,703.30

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Solution

The fourth proportional to 321,489,200.10, 482,233,800.15 and 116,990,703.30 is: 175,486,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,489,200.10 : 482,233,800.15 = 116,990,703.30 : x
  2. Step 2: Convert to fraction form
    321,489,200.10/482,233,800.15 = 116,990,703.30/x
  3. Step 3: Cross multiply
    321,489,200.10x = 482,233,800.15 × 116,990,703.30
  4. Step 4: Simplify right side
    321,489,200.10x = 56,416,871,434,580,144
  5. Step 5: Solve for x
    x = 56,416,871,434,580,144/321,489,200.10
  6. Step 6: Final answer
    x = 175,486,054.95

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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.