Home / 450,149,696.44-621,271,559.52-259,374,175.87

Finding the Fourth Proportional to 450,149,696.44, 621,271,559.52 and 259,374,175.87

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Solution

The fourth proportional to 450,149,696.44, 621,271,559.52 and 259,374,175.87 is: 357,973,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,149,696.44 : 621,271,559.52 = 259,374,175.87 : x
  2. Step 2: Convert to fraction form
    450,149,696.44/621,271,559.52 = 259,374,175.87/x
  3. Step 3: Cross multiply
    450,149,696.44x = 621,271,559.52 × 259,374,175.87
  4. Step 4: Simplify right side
    450,149,696.44x = 161,141,798,741,969,664
  5. Step 5: Solve for x
    x = 161,141,798,741,969,664/450,149,696.44
  6. Step 6: Final answer
    x = 357,973,802.97

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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.