Home / 1,095,885,727.48-1,644,102,677.06-319,531,388.21

Finding the Fourth Proportional to 1,095,885,727.48, 1,644,102,677.06 and 319,531,388.21

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Solution

The fourth proportional to 1,095,885,727.48, 1,644,102,677.06 and 319,531,388.21 is: 479,376,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,885,727.48 : 1,644,102,677.06 = 319,531,388.21 : x
  2. Step 2: Convert to fraction form
    1,095,885,727.48/1,644,102,677.06 = 319,531,388.21/x
  3. Step 3: Cross multiply
    1,095,885,727.48x = 1,644,102,677.06 × 319,531,388.21
  4. Step 4: Simplify right side
    1,095,885,727.48x = 525,342,410,750,940,928
  5. Step 5: Solve for x
    x = 525,342,410,750,940,928/1,095,885,727.48
  6. Step 6: Final answer
    x = 479,376,998.51

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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.