Finding the Fourth Proportional to 228,459,917,513.58, 315,270,444,792.49 and 125,574,837,735.35
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Solution
The fourth proportional to 228,459,917,513.58, 315,270,444,792.49 and 125,574,837,735.35 is: 173,290,944,768.09
Step by Step Solution
- Step 1: Write the proportion equation
228,459,917,513.58 : 315,270,444,792.49 = 125,574,837,735.35 : x - Step 2: Convert to fraction form
228,459,917,513.58/315,270,444,792.49 = 125,574,837,735.35/x - Step 3: Cross multiply
228,459,917,513.58x = 315,270,444,792.49 × 125,574,837,735.35 - Step 4: Simplify right side
228,459,917,513.58x = 39,590,034,947,568,549,494,784 - Step 5: Solve for x
x = 39,590,034,947,568,549,494,784/228,459,917,513.58 - Step 6: Final answer
x = 173,290,944,768.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.