Home / 879,664,230.60-1,319,160,422.70-266,044,518.60

Finding the Fourth Proportional to 879,664,230.60, 1,319,160,422.70 and 266,044,518.60

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Solution

The fourth proportional to 879,664,230.60, 1,319,160,422.70 and 266,044,518.60 is: 398,965,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,664,230.60 : 1,319,160,422.70 = 266,044,518.60 : x
  2. Step 2: Convert to fraction form
    879,664,230.60/1,319,160,422.70 = 266,044,518.60/x
  3. Step 3: Cross multiply
    879,664,230.60x = 1,319,160,422.70 × 266,044,518.60
  4. Step 4: Simplify right side
    879,664,230.60x = 350,955,399,613,394,048
  5. Step 5: Solve for x
    x = 350,955,399,613,394,048/879,664,230.60
  6. Step 6: Final answer
    x = 398,965,181.72

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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.