Home / 559,498,522.60-838,351,988.70-354,660,020.20

Finding the Fourth Proportional to 559,498,522.60, 838,351,988.70 and 354,660,020.20

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Solution

The fourth proportional to 559,498,522.60, 838,351,988.70 and 354,660,020.20 is: 531,422,195.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,498,522.60 : 838,351,988.70 = 354,660,020.20 : x
  2. Step 2: Convert to fraction form
    559,498,522.60/838,351,988.70 = 354,660,020.20/x
  3. Step 3: Cross multiply
    559,498,522.60x = 838,351,988.70 × 354,660,020.20
  4. Step 4: Simplify right side
    559,498,522.60x = 297,329,933,247,052,160
  5. Step 5: Solve for x
    x = 297,329,933,247,052,160/559,498,522.60
  6. Step 6: Final answer
    x = 531,422,195.48

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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.