Home / 340,514,660,975.35-510,772,483,049.80-139,056,396,120.04

Finding the Fourth Proportional to 340,514,660,975.35, 510,772,483,049.80 and 139,056,396,120.04

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Solution

The fourth proportional to 340,514,660,975.35, 510,772,483,049.80 and 139,056,396,120.04 is: 208,584,794,929.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,514,660,975.35 : 510,772,483,049.80 = 139,056,396,120.04 : x
  2. Step 2: Convert to fraction form
    340,514,660,975.35/510,772,483,049.80 = 139,056,396,120.04/x
  3. Step 3: Cross multiply
    340,514,660,975.35x = 510,772,483,049.80 × 139,056,396,120.04
  4. Step 4: Simplify right side
    340,514,660,975.35x = 71,026,180,730,189,409,943,552
  5. Step 5: Solve for x
    x = 71,026,180,730,189,409,943,552/340,514,660,975.35
  6. Step 6: Final answer
    x = 208,584,794,929.96

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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.