Home / 512,635,333.76-707,440,157.32-277,685,994.24

Finding the Fourth Proportional to 512,635,333.76, 707,440,157.32 and 277,685,994.24

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Solution

The fourth proportional to 512,635,333.76, 707,440,157.32 and 277,685,994.24 is: 383,208,512.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,635,333.76 : 707,440,157.32 = 277,685,994.24 : x
  2. Step 2: Convert to fraction form
    512,635,333.76/707,440,157.32 = 277,685,994.24/x
  3. Step 3: Cross multiply
    512,635,333.76x = 707,440,157.32 × 277,685,994.24
  4. Step 4: Simplify right side
    512,635,333.76x = 196,446,223,450,706,240
  5. Step 5: Solve for x
    x = 196,446,223,450,706,240/512,635,333.76
  6. Step 6: Final answer
    x = 383,208,512.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.