Home / 879,800,279.60-1,319,364,496.20-266,180,567.60

Finding the Fourth Proportional to 879,800,279.60, 1,319,364,496.20 and 266,180,567.60

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Solution

The fourth proportional to 879,800,279.60, 1,319,364,496.20 and 266,180,567.60 is: 399,169,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,800,279.60 : 1,319,364,496.20 = 266,180,567.60 : x
  2. Step 2: Convert to fraction form
    879,800,279.60/1,319,364,496.20 = 266,180,567.60/x
  3. Step 3: Cross multiply
    879,800,279.60x = 1,319,364,496.20 × 266,180,567.60
  4. Step 4: Simplify right side
    879,800,279.60x = 351,189,190,469,804,032
  5. Step 5: Solve for x
    x = 351,189,190,469,804,032/879,800,279.60
  6. Step 6: Final answer
    x = 399,169,218.98

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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.