Home / 831,640,436,254.65-1,147,670,540,542.40-460,850,047,812.10

Finding the Fourth Proportional to 831,640,436,254.65, 1,147,670,540,542.40 and 460,850,047,812.10

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Solution

The fourth proportional to 831,640,436,254.65, 1,147,670,540,542.40 and 460,850,047,812.10 is: 635,976,800,098.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,640,436,254.65 : 1,147,670,540,542.40 = 460,850,047,812.10 : x
  2. Step 2: Convert to fraction form
    831,640,436,254.65/1,147,670,540,542.40 = 460,850,047,812.10/x
  3. Step 3: Cross multiply
    831,640,436,254.65x = 1,147,670,540,542.40 × 460,850,047,812.10
  4. Step 4: Simplify right side
    831,640,436,254.65x = 528,904,023,481,503,600,082,944
  5. Step 5: Solve for x
    x = 528,904,023,481,503,600,082,944/831,640,436,254.65
  6. Step 6: Final answer
    x = 635,976,800,098.20

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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.