Finding the Fourth Proportional to 259,051,636.80, 388,577,455.20 and 97,529,808.96
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Solution
The fourth proportional to 259,051,636.80, 388,577,455.20 and 97,529,808.96 is: 146,294,713.44
Step by Step Solution
- Step 1: Write the proportion equation
259,051,636.80 : 388,577,455.20 = 97,529,808.96 : x - Step 2: Convert to fraction form
259,051,636.80/388,577,455.20 = 97,529,808.96/x - Step 3: Cross multiply
259,051,636.80x = 388,577,455.20 × 97,529,808.96 - Step 4: Simplify right side
259,051,636.80x = 37,897,884,971,818,952 - Step 5: Solve for x
x = 37,897,884,971,818,952/259,051,636.80 - Step 6: Final answer
x = 146,294,713.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.