Home / 451,657,220.93-677,490,505.20-136,525,866.81

Finding the Fourth Proportional to 451,657,220.93, 677,490,505.20 and 136,525,866.81

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Solution

The fourth proportional to 451,657,220.93, 677,490,505.20 and 136,525,866.81 is: 204,790,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,657,220.93 : 677,490,505.20 = 136,525,866.81 : x
  2. Step 2: Convert to fraction form
    451,657,220.93/677,490,505.20 = 136,525,866.81/x
  3. Step 3: Cross multiply
    451,657,220.93x = 677,490,505.20 × 136,525,866.81
  4. Step 4: Simplify right side
    451,657,220.93x = 92,494,978,474,587,376
  5. Step 5: Solve for x
    x = 92,494,978,474,587,376/451,657,220.93
  6. Step 6: Final answer
    x = 204,790,213.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.