Home / 701,367,494.21-967,886,510.31-395,904,835.49

Finding the Fourth Proportional to 701,367,494.21, 967,886,510.31 and 395,904,835.49

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Solution

The fourth proportional to 701,367,494.21, 967,886,510.31 and 395,904,835.49 is: 546,348,316.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,367,494.21 : 967,886,510.31 = 395,904,835.49 : x
  2. Step 2: Convert to fraction form
    701,367,494.21/967,886,510.31 = 395,904,835.49/x
  3. Step 3: Cross multiply
    701,367,494.21x = 967,886,510.31 × 395,904,835.49
  4. Step 4: Simplify right side
    701,367,494.21x = 383,190,949,632,431,296
  5. Step 5: Solve for x
    x = 383,190,949,632,431,296/701,367,494.21
  6. Step 6: Final answer
    x = 546,348,316.39

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Double scale
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1.5x scale

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.