Home / 910,083,389,194.98-1,255,905,078,647.90-492,926,856,149.70

Finding the Fourth Proportional to 910,083,389,194.98, 1,255,905,078,647.90 and 492,926,856,149.70

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Solution

The fourth proportional to 910,083,389,194.98, 1,255,905,078,647.90 and 492,926,856,149.70 is: 680,233,646,048.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,083,389,194.98 : 1,255,905,078,647.90 = 492,926,856,149.70 : x
  2. Step 2: Convert to fraction form
    910,083,389,194.98/1,255,905,078,647.90 = 492,926,856,149.70/x
  3. Step 3: Cross multiply
    910,083,389,194.98x = 1,255,905,078,647.90 × 492,926,856,149.70
  4. Step 4: Simplify right side
    910,083,389,194.98x = 619,069,342,040,351,016,222,720
  5. Step 5: Solve for x
    x = 619,069,342,040,351,016,222,720/910,083,389,194.98
  6. Step 6: Final answer
    x = 680,233,646,048.58

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Double scale
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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.