Home / 941,862,101.58-1,412,922,441.76-319,910,362.22

Finding the Fourth Proportional to 941,862,101.58, 1,412,922,441.76 and 319,910,362.22

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Solution

The fourth proportional to 941,862,101.58, 1,412,922,441.76 and 319,910,362.22 is: 479,909,457.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,862,101.58 : 1,412,922,441.76 = 319,910,362.22 : x
  2. Step 2: Convert to fraction form
    941,862,101.58/1,412,922,441.76 = 319,910,362.22/x
  3. Step 3: Cross multiply
    941,862,101.58x = 1,412,922,441.76 × 319,910,362.22
  4. Step 4: Simplify right side
    941,862,101.58x = 452,008,530,132,208,512
  5. Step 5: Solve for x
    x = 452,008,530,132,208,512/941,862,101.58
  6. Step 6: Final answer
    x = 479,909,457.42

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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.