Finding the Fourth Proportional to 97,215,458.20, 145,804,524.90 and 29,060,373.40
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Solution
The fourth proportional to 97,215,458.20, 145,804,524.90 and 29,060,373.40 is: 43,584,981.40
Step by Step Solution
- Step 1: Write the proportion equation
97,215,458.20 : 145,804,524.90 = 29,060,373.40 : x - Step 2: Convert to fraction form
97,215,458.20/145,804,524.90 = 29,060,373.40/x - Step 3: Cross multiply
97,215,458.20x = 145,804,524.90 × 29,060,373.40 - Step 4: Simplify right side
97,215,458.20x = 4,237,133,937,003,597.50 - Step 5: Solve for x
x = 4,237,133,937,003,597.50/97,215,458.20 - Step 6: Final answer
x = 43,584,981.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.