Home / 318,325,440.93-439,284,608.88-179,095,870.53

Finding the Fourth Proportional to 318,325,440.93, 439,284,608.88 and 179,095,870.53

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Solution

The fourth proportional to 318,325,440.93, 439,284,608.88 and 179,095,870.53 is: 247,149,769.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,325,440.93 : 439,284,608.88 = 179,095,870.53 : x
  2. Step 2: Convert to fraction form
    318,325,440.93/439,284,608.88 = 179,095,870.53/x
  3. Step 3: Cross multiply
    318,325,440.93x = 439,284,608.88 × 179,095,870.53
  4. Step 4: Simplify right side
    318,325,440.93x = 78,674,059,437,794,160
  5. Step 5: Solve for x
    x = 78,674,059,437,794,160/318,325,440.93
  6. Step 6: Final answer
    x = 247,149,769.77

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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.