Home / 489,480,538.88-675,462,454.44-266,457,578.24

Finding the Fourth Proportional to 489,480,538.88, 675,462,454.44 and 266,457,578.24

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Solution

The fourth proportional to 489,480,538.88, 675,462,454.44 and 266,457,578.24 is: 367,700,195.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,480,538.88 : 675,462,454.44 = 266,457,578.24 : x
  2. Step 2: Convert to fraction form
    489,480,538.88/675,462,454.44 = 266,457,578.24/x
  3. Step 3: Cross multiply
    489,480,538.88x = 675,462,454.44 × 266,457,578.24
  4. Step 4: Simplify right side
    489,480,538.88x = 179,982,089,802,128,768
  5. Step 5: Solve for x
    x = 179,982,089,802,128,768/489,480,538.88
  6. Step 6: Final answer
    x = 367,700,195.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.