Home / 737,391,804.58-1,017,601,098.60-398,300,278.52

Finding the Fourth Proportional to 737,391,804.58, 1,017,601,098.60 and 398,300,278.52

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Solution

The fourth proportional to 737,391,804.58, 1,017,601,098.60 and 398,300,278.52 is: 549,654,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,391,804.58 : 1,017,601,098.60 = 398,300,278.52 : x
  2. Step 2: Convert to fraction form
    737,391,804.58/1,017,601,098.60 = 398,300,278.52/x
  3. Step 3: Cross multiply
    737,391,804.58x = 1,017,601,098.60 × 398,300,278.52
  4. Step 4: Simplify right side
    737,391,804.58x = 405,310,800,988,076,224
  5. Step 5: Solve for x
    x = 405,310,800,988,076,224/737,391,804.58
  6. Step 6: Final answer
    x = 549,654,604.88

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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.