Home / 783,957,546.73-1,081,887,965.25-426,738,354.04

Finding the Fourth Proportional to 783,957,546.73, 1,081,887,965.25 and 426,738,354.04

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Solution

The fourth proportional to 783,957,546.73, 1,081,887,965.25 and 426,738,354.04 is: 588,913,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,957,546.73 : 1,081,887,965.25 = 426,738,354.04 : x
  2. Step 2: Convert to fraction form
    783,957,546.73/1,081,887,965.25 = 426,738,354.04/x
  3. Step 3: Cross multiply
    783,957,546.73x = 1,081,887,965.25 × 426,738,354.04
  4. Step 4: Simplify right side
    783,957,546.73x = 461,683,089,546,200,512
  5. Step 5: Solve for x
    x = 461,683,089,546,200,512/783,957,546.73
  6. Step 6: Final answer
    x = 588,913,381.18

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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.