Home / 1,293,833,727.21-1,940,060,086.56-671,422,264.23

Finding the Fourth Proportional to 1,293,833,727.21, 1,940,060,086.56 and 671,422,264.23

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Solution

The fourth proportional to 1,293,833,727.21, 1,940,060,086.56 and 671,422,264.23 is: 1,006,775,065.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,833,727.21 : 1,940,060,086.56 = 671,422,264.23 : x
  2. Step 2: Convert to fraction form
    1,293,833,727.21/1,940,060,086.56 = 671,422,264.23/x
  3. Step 3: Cross multiply
    1,293,833,727.21x = 1,940,060,086.56 × 671,422,264.23
  4. Step 4: Simplify right side
    1,293,833,727.21x = 1,302,599,536,060,365,056
  5. Step 5: Solve for x
    x = 1,302,599,536,060,365,056/1,293,833,727.21
  6. Step 6: Final answer
    x = 1,006,775,065.97

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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.