Finding the Fourth Proportional to 97,932,775.80, 146,731,202.10 and 46,704,487.80
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Solution
The fourth proportional to 97,932,775.80, 146,731,202.10 and 46,704,487.80 is: 69,976,630.22
Step by Step Solution
- Step 1: Write the proportion equation
97,932,775.80 : 146,731,202.10 = 46,704,487.80 : x - Step 2: Convert to fraction form
97,932,775.80/146,731,202.10 = 46,704,487.80/x - Step 3: Cross multiply
97,932,775.80x = 146,731,202.10 × 46,704,487.80 - Step 4: Simplify right side
97,932,775.80x = 6,853,005,638,358,784 - Step 5: Solve for x
x = 6,853,005,638,358,784/97,932,775.80 - Step 6: Final answer
x = 69,976,630.22
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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.