Home / 1,728,579,225.89-2,385,439,448.33-946,298,073.89

Finding the Fourth Proportional to 1,728,579,225.89, 2,385,439,448.33 and 946,298,073.89

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Solution

The fourth proportional to 1,728,579,225.89, 2,385,439,448.33 and 946,298,073.89 is: 1,305,891,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,579,225.89 : 2,385,439,448.33 = 946,298,073.89 : x
  2. Step 2: Convert to fraction form
    1,728,579,225.89/2,385,439,448.33 = 946,298,073.89/x
  3. Step 3: Cross multiply
    1,728,579,225.89x = 2,385,439,448.33 × 946,298,073.89
  4. Step 4: Simplify right side
    1,728,579,225.89x = 2,257,336,755,335,902,976
  5. Step 5: Solve for x
    x = 2,257,336,755,335,902,976/1,728,579,225.89
  6. Step 6: Final answer
    x = 1,305,891,405.80

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1.5x scale

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.