Finding the Fourth Proportional to 147,391,392.03, 203,363,554.41 and 97,150,042.59
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Solution
The fourth proportional to 147,391,392.03, 203,363,554.41 and 97,150,042.59 is: 134,042,956.65
Step by Step Solution
- Step 1: Write the proportion equation
147,391,392.03 : 203,363,554.41 = 97,150,042.59 : x - Step 2: Convert to fraction form
147,391,392.03/203,363,554.41 = 97,150,042.59/x - Step 3: Cross multiply
147,391,392.03x = 203,363,554.41 × 97,150,042.59 - Step 4: Simplify right side
147,391,392.03x = 19,756,777,972,185,284 - Step 5: Solve for x
x = 19,756,777,972,185,284/147,391,392.03 - Step 6: Final answer
x = 134,042,956.65
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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.