Finding the Fourth Proportional to 173,201,837.76, 239,018,516.28 and 103,587,207.48
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Solution
The fourth proportional to 173,201,837.76, 239,018,516.28 and 103,587,207.48 is: 142,950,334.46
Step by Step Solution
- Step 1: Write the proportion equation
173,201,837.76 : 239,018,516.28 = 103,587,207.48 : x - Step 2: Convert to fraction form
173,201,837.76/239,018,516.28 = 103,587,207.48/x - Step 3: Cross multiply
173,201,837.76x = 239,018,516.28 × 103,587,207.48 - Step 4: Simplify right side
173,201,837.76x = 24,759,260,637,458,120 - Step 5: Solve for x
x = 24,759,260,637,458,120/173,201,837.76 - Step 6: Final answer
x = 142,950,334.46
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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.