Home / 170,590,775.60-255,811,513.80-68,320,823.60

Finding the Fourth Proportional to 170,590,775.60, 255,811,513.80 and 68,320,823.60

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Solution

The fourth proportional to 170,590,775.60, 255,811,513.80 and 68,320,823.60 is: 102,451,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,590,775.60 : 255,811,513.80 = 68,320,823.60 : x
  2. Step 2: Convert to fraction form
    170,590,775.60/255,811,513.80 = 68,320,823.60/x
  3. Step 3: Cross multiply
    170,590,775.60x = 255,811,513.80 × 68,320,823.60
  4. Step 4: Simplify right side
    170,590,775.60x = 17,477,253,309,178,764
  5. Step 5: Solve for x
    x = 17,477,253,309,178,764/170,590,775.60
  6. Step 6: Final answer
    x = 102,451,338.58

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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.