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Finding the Fourth Proportional to 610,847,159.72, 842,961,994.50 and 332,383,885.48

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Solution

The fourth proportional to 610,847,159.72, 842,961,994.50 and 332,383,885.48 is: 458,685,906.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,847,159.72 : 842,961,994.50 = 332,383,885.48 : x
  2. Step 2: Convert to fraction form
    610,847,159.72/842,961,994.50 = 332,383,885.48/x
  3. Step 3: Cross multiply
    610,847,159.72x = 842,961,994.50 × 332,383,885.48
  4. Step 4: Simplify right side
    610,847,159.72x = 280,186,983,043,880,416
  5. Step 5: Solve for x
    x = 280,186,983,043,880,416/610,847,159.72
  6. Step 6: Final answer
    x = 458,685,906.26

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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.