Home / 728,738,055.92-1,092,228,846.75-334,721,166.20

Finding the Fourth Proportional to 728,738,055.92, 1,092,228,846.75 and 334,721,166.20

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Solution

The fourth proportional to 728,738,055.92, 1,092,228,846.75 and 334,721,166.20 is: 501,678,360.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,738,055.92 : 1,092,228,846.75 = 334,721,166.20 : x
  2. Step 2: Convert to fraction form
    728,738,055.92/1,092,228,846.75 = 334,721,166.20/x
  3. Step 3: Cross multiply
    728,738,055.92x = 1,092,228,846.75 × 334,721,166.20
  4. Step 4: Simplify right side
    728,738,055.92x = 365,592,113,341,441,088
  5. Step 5: Solve for x
    x = 365,592,113,341,441,088/728,738,055.92
  6. Step 6: Final answer
    x = 501,678,360.79

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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.