Home / 725,753,551.89-1,088,860,840.37-305,796,916.27

Finding the Fourth Proportional to 725,753,551.89, 1,088,860,840.37 and 305,796,916.27

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Solution

The fourth proportional to 725,753,551.89, 1,088,860,840.37 and 305,796,916.27 is: 458,792,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,753,551.89 : 1,088,860,840.37 = 305,796,916.27 : x
  2. Step 2: Convert to fraction form
    725,753,551.89/1,088,860,840.37 = 305,796,916.27/x
  3. Step 3: Cross multiply
    725,753,551.89x = 1,088,860,840.37 × 305,796,916.27
  4. Step 4: Simplify right side
    725,753,551.89x = 332,970,287,235,013,312
  5. Step 5: Solve for x
    x = 332,970,287,235,013,312/725,753,551.89
  6. Step 6: Final answer
    x = 458,792,501.07

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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.