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Finding the Third Proportional to 64,911,364.88 and 100,831,250.25

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Solution

The third proportional to 64,911,364.88 and 100,831,250.25 is: 156,628,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,911,364.88 : 100,831,250.25 = 100,831,250.25 : x
  2. Step 2: Convert to fraction form
    64,911,364.88/100,831,250.25 = 100,831,250.25/x
  3. Step 3: Cross multiply
    64,911,364.88x = 100,831,250.25 × 100,831,250.25
  4. Step 4: Simplify right side
    64,911,364.88x = 10,166,941,026,978,126
  5. Step 5: Solve for x
    x = 10,166,941,026,978,126/64,911,364.88
  6. Step 6: Final answer
    x = 156,628,058.07

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.