Home / 340,514,660,942.35-510,772,483,000.52-139,056,396,087.29

Finding the Fourth Proportional to 340,514,660,942.35, 510,772,483,000.52 and 139,056,396,087.29

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Solution

The fourth proportional to 340,514,660,942.35, 510,772,483,000.52 and 139,056,396,087.29 is: 208,584,794,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,514,660,942.35 : 510,772,483,000.52 = 139,056,396,087.29 : x
  2. Step 2: Convert to fraction form
    340,514,660,942.35/510,772,483,000.52 = 139,056,396,087.29/x
  3. Step 3: Cross multiply
    340,514,660,942.35x = 510,772,483,000.52 × 139,056,396,087.29
  4. Step 4: Simplify right side
    340,514,660,942.35x = 71,026,180,706,608,915,415,040
  5. Step 5: Solve for x
    x = 71,026,180,706,608,915,415,040/340,514,660,942.35
  6. Step 6: Final answer
    x = 208,584,794,880.93

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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.