Finding the Fourth Proportional to 948,552,058.84, 1,422,899,847.24 and 293,569,331.44
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Solution
The fourth proportional to 948,552,058.84, 1,422,899,847.24 and 293,569,331.44 is: 440,376,205.99
Step by Step Solution
- Step 1: Write the proportion equation
948,552,058.84 : 1,422,899,847.24 = 293,569,331.44 : x - Step 2: Convert to fraction form
948,552,058.84/1,422,899,847.24 = 293,569,331.44/x - Step 3: Cross multiply
948,552,058.84x = 1,422,899,847.24 × 293,569,331.44 - Step 4: Simplify right side
948,552,058.84x = 417,719,756,860,324,928 - Step 5: Solve for x
x = 417,719,756,860,324,928/948,552,058.84 - Step 6: Final answer
x = 440,376,205.99
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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.