Finding the Fourth Proportional to 3,324,352,329.54, 4,587,603,780.24 and 1,818,988,565.40
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Solution
The fourth proportional to 3,324,352,329.54, 4,587,603,780.24 and 1,818,988,565.40 is: 2,510,202,888.15
Step by Step Solution
- Step 1: Write the proportion equation
3,324,352,329.54 : 4,587,603,780.24 = 1,818,988,565.40 : x - Step 2: Convert to fraction form
3,324,352,329.54/4,587,603,780.24 = 1,818,988,565.40/x - Step 3: Cross multiply
3,324,352,329.54x = 4,587,603,780.24 × 1,818,988,565.40 - Step 4: Simplify right side
3,324,352,329.54x = 8,344,798,818,842,374,144 - Step 5: Solve for x
x = 8,344,798,818,842,374,144/3,324,352,329.54 - Step 6: Final answer
x = 2,510,202,888.15
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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.