Finding the Fourth Proportional to 906,994,568,083.24, 1,251,690,529,440.90 and 521,619,214,853.80
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Solution
The fourth proportional to 906,994,568,083.24, 1,251,690,529,440.90 and 521,619,214,853.80 is: 719,856,385,233.59
Step by Step Solution
- Step 1: Write the proportion equation
906,994,568,083.24 : 1,251,690,529,440.90 = 521,619,214,853.80 : x - Step 2: Convert to fraction form
906,994,568,083.24/1,251,690,529,440.90 = 521,619,214,853.80/x - Step 3: Cross multiply
906,994,568,083.24x = 1,251,690,529,440.90 × 521,619,214,853.80 - Step 4: Simplify right side
906,994,568,083.24x = 652,905,831,206,899,440,156,672 - Step 5: Solve for x
x = 652,905,831,206,899,440,156,672/906,994,568,083.24 - Step 6: Final answer
x = 719,856,385,233.59
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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.