Finding the Fourth Proportional to 97,805,832.60, 146,708,748.90 and 63,368,455.80
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Solution
The fourth proportional to 97,805,832.60, 146,708,748.90 and 63,368,455.80 is: 95,052,683.70
Step by Step Solution
- Step 1: Write the proportion equation
97,805,832.60 : 146,708,748.90 = 63,368,455.80 : x - Step 2: Convert to fraction form
97,805,832.60/146,708,748.90 = 63,368,455.80/x - Step 3: Cross multiply
97,805,832.60x = 146,708,748.90 × 63,368,455.80 - Step 4: Simplify right side
97,805,832.60x = 9,296,706,870,142,948 - Step 5: Solve for x
x = 9,296,706,870,142,948/97,805,832.60 - Step 6: Final answer
x = 95,052,683.70
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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.