Home / 1,064,485,862.40-1,597,923,187.20-823,218,355.20

Finding the Fourth Proportional to 1,064,485,862.40, 1,597,923,187.20 and 823,218,355.20

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Solution

The fourth proportional to 1,064,485,862.40, 1,597,923,187.20 and 823,218,355.20 is: 1,235,751,215.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,485,862.40 : 1,597,923,187.20 = 823,218,355.20 : x
  2. Step 2: Convert to fraction form
    1,064,485,862.40/1,597,923,187.20 = 823,218,355.20/x
  3. Step 3: Cross multiply
    1,064,485,862.40x = 1,597,923,187.20 × 823,218,355.20
  4. Step 4: Simplify right side
    1,064,485,862.40x = 1,315,439,697,902,725,888
  5. Step 5: Solve for x
    x = 1,315,439,697,902,725,888/1,064,485,862.40
  6. Step 6: Final answer
    x = 1,235,751,215.09

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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.