Finding the Fourth Proportional to 98,607,295.98, 136,080,595.62 and 59,451,583.32
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Solution
The fourth proportional to 98,607,295.98, 136,080,595.62 and 59,451,583.32 is: 82,044,708.64
Step by Step Solution
- Step 1: Write the proportion equation
98,607,295.98 : 136,080,595.62 = 59,451,583.32 : x - Step 2: Convert to fraction form
98,607,295.98/136,080,595.62 = 59,451,583.32/x - Step 3: Cross multiply
98,607,295.98x = 136,080,595.62 × 59,451,583.32 - Step 4: Simplify right side
98,607,295.98x = 8,090,206,868,737,657 - Step 5: Solve for x
x = 8,090,206,868,737,657/98,607,295.98 - Step 6: Final answer
x = 82,044,708.64
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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.