Home / 260,331,534.96-359,263,006.64-142,855,837.60

Finding the Fourth Proportional to 260,331,534.96, 359,263,006.64 and 142,855,837.60

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Solution

The fourth proportional to 260,331,534.96, 359,263,006.64 and 142,855,837.60 is: 197,144,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,331,534.96 : 359,263,006.64 = 142,855,837.60 : x
  2. Step 2: Convert to fraction form
    260,331,534.96/359,263,006.64 = 142,855,837.60/x
  3. Step 3: Cross multiply
    260,331,534.96x = 359,263,006.64 × 142,855,837.60
  4. Step 4: Simplify right side
    260,331,534.96x = 51,322,817,732,251,560
  5. Step 5: Solve for x
    x = 51,322,817,732,251,560/260,331,534.96
  6. Step 6: Final answer
    x = 197,144,067.62

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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.