Finding the Fourth Proportional to 134,534,385.34, 185,657,444.67 and 72,654,717.94
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Solution
The fourth proportional to 134,534,385.34, 185,657,444.67 and 72,654,717.94 is: 100,263,506.92
Step by Step Solution
- Step 1: Write the proportion equation
134,534,385.34 : 185,657,444.67 = 72,654,717.94 : x - Step 2: Convert to fraction form
134,534,385.34/185,657,444.67 = 72,654,717.94/x - Step 3: Cross multiply
134,534,385.34x = 185,657,444.67 × 72,654,717.94 - Step 4: Simplify right side
134,534,385.34x = 13,488,889,276,242,512 - Step 5: Solve for x
x = 13,488,889,276,242,512/134,534,385.34 - Step 6: Final answer
x = 100,263,506.92
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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.