Home / 1,205,747,846.35-1,808,000,765.86-541,192,159.01

Finding the Fourth Proportional to 1,205,747,846.35, 1,808,000,765.86 and 541,192,159.01

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Solution

The fourth proportional to 1,205,747,846.35, 1,808,000,765.86 and 541,192,159.01 is: 811,509,505.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,747,846.35 : 1,808,000,765.86 = 541,192,159.01 : x
  2. Step 2: Convert to fraction form
    1,205,747,846.35/1,808,000,765.86 = 541,192,159.01/x
  3. Step 3: Cross multiply
    1,205,747,846.35x = 1,808,000,765.86 × 541,192,159.01
  4. Step 4: Simplify right side
    1,205,747,846.35x = 978,475,837,955,760,896
  5. Step 5: Solve for x
    x = 978,475,837,955,760,896/1,205,747,846.35
  6. Step 6: Final answer
    x = 811,509,505.01

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1.5x scale

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.