Home / 1,003,948,599.57-1,383,988,893.67-701,595,192.10

Finding the Fourth Proportional to 1,003,948,599.57, 1,383,988,893.67 and 701,595,192.10

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Solution

The fourth proportional to 1,003,948,599.57, 1,383,988,893.67 and 701,595,192.10 is: 967,180,943.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,948,599.57 : 1,383,988,893.67 = 701,595,192.10 : x
  2. Step 2: Convert to fraction form
    1,003,948,599.57/1,383,988,893.67 = 701,595,192.10/x
  3. Step 3: Cross multiply
    1,003,948,599.57x = 1,383,988,893.67 × 701,595,192.10
  4. Step 4: Simplify right side
    1,003,948,599.57x = 970,999,953,720,915,200
  5. Step 5: Solve for x
    x = 970,999,953,720,915,200/1,003,948,599.57
  6. Step 6: Final answer
    x = 967,180,943.47

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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.