Home / 265,856,826.67-398,925,740.48-188,632,802.86

Finding the Fourth Proportional to 265,856,826.67, 398,925,740.48 and 188,632,802.86

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Solution

The fourth proportional to 265,856,826.67, 398,925,740.48 and 188,632,802.86 is: 283,048,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,856,826.67 : 398,925,740.48 = 188,632,802.86 : x
  2. Step 2: Convert to fraction form
    265,856,826.67/398,925,740.48 = 188,632,802.86/x
  3. Step 3: Cross multiply
    265,856,826.67x = 398,925,740.48 × 188,632,802.86
  4. Step 4: Simplify right side
    265,856,826.67x = 75,250,480,557,802,880
  5. Step 5: Solve for x
    x = 75,250,480,557,802,880/265,856,826.67
  6. Step 6: Final answer
    x = 283,048,893.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.