Finding the Fourth Proportional to 124,251,351.60, 171,467,383.11 and 68,495,547.13
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Solution
The fourth proportional to 124,251,351.60, 171,467,383.11 and 68,495,547.13 is: 94,524,140.54
Step by Step Solution
- Step 1: Write the proportion equation
124,251,351.60 : 171,467,383.11 = 68,495,547.13 : x - Step 2: Convert to fraction form
124,251,351.60/171,467,383.11 = 68,495,547.13/x - Step 3: Cross multiply
124,251,351.60x = 171,467,383.11 × 68,495,547.13 - Step 4: Simplify right side
124,251,351.60x = 11,744,752,221,068,772 - Step 5: Solve for x
x = 11,744,752,221,068,772/124,251,351.60 - Step 6: Final answer
x = 94,524,140.54
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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.