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Finding the Third Proportional to 66,373,055,352 and 145,984,995,220.50

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Solution

The third proportional to 66,373,055,352 and 145,984,995,220.50 is: 321,088,410,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,373,055,352 : 145,984,995,220.50 = 145,984,995,220.50 : x
  2. Step 2: Convert to fraction form
    66,373,055,352/145,984,995,220.50 = 145,984,995,220.50/x
  3. Step 3: Cross multiply
    66,373,055,352x = 145,984,995,220.50 × 145,984,995,220.50
  4. Step 4: Simplify right side
    66,373,055,352x = 21,311,618,829,529,408,077,824
  5. Step 5: Solve for x
    x = 21,311,618,829,529,408,077,824/66,373,055,352
  6. Step 6: Final answer
    x = 321,088,410,297.01

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.