Home / 320,794,900,336.70-688,158,422,099.80

Finding the Third Proportional to 320,794,900,336.70 and 688,158,422,099.80

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Solution

The third proportional to 320,794,900,336.70 and 688,158,422,099.80 is: 1,476,214,283,362.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,794,900,336.70 : 688,158,422,099.80 = 688,158,422,099.80 : x
  2. Step 2: Convert to fraction form
    320,794,900,336.70/688,158,422,099.80 = 688,158,422,099.80/x
  3. Step 3: Cross multiply
    320,794,900,336.70x = 688,158,422,099.80 × 688,158,422,099.80
  4. Step 4: Simplify right side
    320,794,900,336.70x = 473,562,013,906,886,551,666,688
  5. Step 5: Solve for x
    x = 473,562,013,906,886,551,666,688/320,794,900,336.70
  6. Step 6: Final answer
    x = 1,476,214,283,362.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.