Home / 541,977,670.22-747,929,183.81-307,028,330.39

Finding the Fourth Proportional to 541,977,670.22, 747,929,183.81 and 307,028,330.39

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Solution

The fourth proportional to 541,977,670.22, 747,929,183.81 and 307,028,330.39 is: 423,699,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,977,670.22 : 747,929,183.81 = 307,028,330.39 : x
  2. Step 2: Convert to fraction form
    541,977,670.22/747,929,183.81 = 307,028,330.39/x
  3. Step 3: Cross multiply
    541,977,670.22x = 747,929,183.81 × 307,028,330.39
  4. Step 4: Simplify right side
    541,977,670.22x = 229,635,448,549,864,896
  5. Step 5: Solve for x
    x = 229,635,448,549,864,896/541,977,670.22
  6. Step 6: Final answer
    x = 423,699,095.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.