Home / 353,390,287.73-529,395,825.48-275,301,554.73

Finding the Fourth Proportional to 353,390,287.73, 529,395,825.48 and 275,301,554.73

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Solution

The fourth proportional to 353,390,287.73, 529,395,825.48 and 275,301,554.73 is: 412,415,108.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,390,287.73 : 529,395,825.48 = 275,301,554.73 : x
  2. Step 2: Convert to fraction form
    353,390,287.73/529,395,825.48 = 275,301,554.73/x
  3. Step 3: Cross multiply
    353,390,287.73x = 529,395,825.48 × 275,301,554.73
  4. Step 4: Simplify right side
    353,390,287.73x = 145,743,493,822,215,776
  5. Step 5: Solve for x
    x = 145,743,493,822,215,776/353,390,287.73
  6. Step 6: Final answer
    x = 412,415,108.41

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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.