Home / 353,390,257.53-529,395,780.37-275,301,524.50

Finding the Fourth Proportional to 353,390,257.53, 529,395,780.37 and 275,301,524.50

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Solution

The fourth proportional to 353,390,257.53, 529,395,780.37 and 275,301,524.50 is: 412,415,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,390,257.53 : 529,395,780.37 = 275,301,524.50 : x
  2. Step 2: Convert to fraction form
    353,390,257.53/529,395,780.37 = 275,301,524.50/x
  3. Step 3: Cross multiply
    353,390,257.53x = 529,395,780.37 × 275,301,524.50
  4. Step 4: Simplify right side
    353,390,257.53x = 145,743,465,398,726,976
  5. Step 5: Solve for x
    x = 145,743,465,398,726,976/353,390,257.53
  6. Step 6: Final answer
    x = 412,415,063.21

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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.