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Finding the Fourth Proportional to 1,957,921,036.02, 2,936,881,554.03 and 665,456,524.02

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Solution

The fourth proportional to 1,957,921,036.02, 2,936,881,554.03 and 665,456,524.02 is: 998,184,786.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,921,036.02 : 2,936,881,554.03 = 665,456,524.02 : x
  2. Step 2: Convert to fraction form
    1,957,921,036.02/2,936,881,554.03 = 665,456,524.02/x
  3. Step 3: Cross multiply
    1,957,921,036.02x = 2,936,881,554.03 × 665,456,524.02
  4. Step 4: Simplify right side
    1,957,921,036.02x = 1,954,366,990,403,259,648
  5. Step 5: Solve for x
    x = 1,954,366,990,403,259,648/1,957,921,036.02
  6. Step 6: Final answer
    x = 998,184,786.03

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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.