Home / 7,170,083,255.93-9,894,724,424.55-3,954,921,142.55

Finding the Fourth Proportional to 7,170,083,255.93, 9,894,724,424.55 and 3,954,921,142.55

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Solution

The fourth proportional to 7,170,083,255.93, 9,894,724,424.55 and 3,954,921,142.55 is: 5,457,796,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170,083,255.93 : 9,894,724,424.55 = 3,954,921,142.55 : x
  2. Step 2: Convert to fraction form
    7,170,083,255.93/9,894,724,424.55 = 3,954,921,142.55/x
  3. Step 3: Cross multiply
    7,170,083,255.93x = 9,894,724,424.55 × 3,954,921,142.55
  4. Step 4: Simplify right side
    7,170,083,255.93x = 39,132,854,826,309,197,824
  5. Step 5: Solve for x
    x = 39,132,854,826,309,197,824/7,170,083,255.93
  6. Step 6: Final answer
    x = 5,457,796,434.09

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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.