Home / 734,397,769.06-1,013,487,095.19-399,888,629.80

Finding the Fourth Proportional to 734,397,769.06, 1,013,487,095.19 and 399,888,629.80

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Solution

The fourth proportional to 734,397,769.06, 1,013,487,095.19 and 399,888,629.80 is: 551,856,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,397,769.06 : 1,013,487,095.19 = 399,888,629.80 : x
  2. Step 2: Convert to fraction form
    734,397,769.06/1,013,487,095.19 = 399,888,629.80/x
  3. Step 3: Cross multiply
    734,397,769.06x = 1,013,487,095.19 × 399,888,629.80
  4. Step 4: Simplify right side
    734,397,769.06x = 405,281,965,815,511,296
  5. Step 5: Solve for x
    x = 405,281,965,815,511,296/734,397,769.06
  6. Step 6: Final answer
    x = 551,856,205.03

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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.