Home / 680,149,100,997.95-1,020,227,465,699.40-226,866,760,695.54

Finding the Fourth Proportional to 680,149,100,997.95, 1,020,227,465,699.40 and 226,866,760,695.54

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Solution

The fourth proportional to 680,149,100,997.95, 1,020,227,465,699.40 and 226,866,760,695.54 is: 340,301,413,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,149,100,997.95 : 1,020,227,465,699.40 = 226,866,760,695.54 : x
  2. Step 2: Convert to fraction form
    680,149,100,997.95/1,020,227,465,699.40 = 226,866,760,695.54/x
  3. Step 3: Cross multiply
    680,149,100,997.95x = 1,020,227,465,699.40 × 226,866,760,695.54
  4. Step 4: Simplify right side
    680,149,100,997.95x = 231,455,700,315,843,038,543,872
  5. Step 5: Solve for x
    x = 231,455,700,315,843,038,543,872/680,149,100,997.95
  6. Step 6: Final answer
    x = 340,301,413,287.53

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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.