Home / 680,149,100,999.40-1,020,227,465,701.60-226,866,760,696.95

Finding the Fourth Proportional to 680,149,100,999.40, 1,020,227,465,701.60 and 226,866,760,696.95

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Solution

The fourth proportional to 680,149,100,999.40, 1,020,227,465,701.60 and 226,866,760,696.95 is: 340,301,413,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,149,100,999.40 : 1,020,227,465,701.60 = 226,866,760,696.95 : x
  2. Step 2: Convert to fraction form
    680,149,100,999.40/1,020,227,465,701.60 = 226,866,760,696.95/x
  3. Step 3: Cross multiply
    680,149,100,999.40x = 1,020,227,465,701.60 × 226,866,760,696.95
  4. Step 4: Simplify right side
    680,149,100,999.40x = 231,455,700,317,780,672,774,144
  5. Step 5: Solve for x
    x = 231,455,700,317,780,672,774,144/680,149,100,999.40
  6. Step 6: Final answer
    x = 340,301,413,289.65

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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.