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Finding the Third Proportional to 129,515,058 and 264,232,746

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Solution

The third proportional to 129,515,058 and 264,232,746 is: 539,079,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,515,058 : 264,232,746 = 264,232,746 : x
  2. Step 2: Convert to fraction form
    129,515,058/264,232,746 = 264,232,746/x
  3. Step 3: Cross multiply
    129,515,058x = 264,232,746 × 264,232,746
  4. Step 4: Simplify right side
    129,515,058x = 69,818,944,058,700,512
  5. Step 5: Solve for x
    x = 69,818,944,058,700,512/129,515,058
  6. Step 6: Final answer
    x = 539,079,742.05

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.