Home / 170,003,039.60-254,579,406.60-135,990,815.60

Finding the Fourth Proportional to 170,003,039.60, 254,579,406.60 and 135,990,815.60

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Solution

The fourth proportional to 170,003,039.60, 254,579,406.60 and 135,990,815.60 is: 203,646,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,003,039.60 : 254,579,406.60 = 135,990,815.60 : x
  2. Step 2: Convert to fraction form
    170,003,039.60/254,579,406.60 = 135,990,815.60/x
  3. Step 3: Cross multiply
    170,003,039.60x = 254,579,406.60 × 135,990,815.60
  4. Step 4: Simplify right side
    170,003,039.60x = 34,620,461,138,498,020
  5. Step 5: Solve for x
    x = 34,620,461,138,498,020/170,003,039.60
  6. Step 6: Final answer
    x = 203,646,130.21

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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.