Home / 485,582,814.30-728,374,221.45-485,582,814.30

Finding the Fourth Proportional to 485,582,814.30, 728,374,221.45 and 485,582,814.30

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Solution

The fourth proportional to 485,582,814.30, 728,374,221.45 and 485,582,814.30 is: 728,374,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,582,814.30 : 728,374,221.45 = 485,582,814.30 : x
  2. Step 2: Convert to fraction form
    485,582,814.30/728,374,221.45 = 485,582,814.30/x
  3. Step 3: Cross multiply
    485,582,814.30x = 728,374,221.45 × 485,582,814.30
  4. Step 4: Simplify right side
    485,582,814.30x = 353,686,004,315,262,464
  5. Step 5: Solve for x
    x = 353,686,004,315,262,464/485,582,814.30
  6. Step 6: Final answer
    x = 728,374,221.45

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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.