Home / 451,180,190.84-622,832,676.77-284,161,909.55

Finding the Fourth Proportional to 451,180,190.84, 622,832,676.77 and 284,161,909.55

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Solution

The fourth proportional to 451,180,190.84, 622,832,676.77 and 284,161,909.55 is: 392,271,926.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,180,190.84 : 622,832,676.77 = 284,161,909.55 : x
  2. Step 2: Convert to fraction form
    451,180,190.84/622,832,676.77 = 284,161,909.55/x
  3. Step 3: Cross multiply
    451,180,190.84x = 622,832,676.77 × 284,161,909.55
  4. Step 4: Simplify right side
    451,180,190.84x = 176,985,322,758,697,376
  5. Step 5: Solve for x
    x = 176,985,322,758,697,376/451,180,190.84
  6. Step 6: Final answer
    x = 392,271,926.72

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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.