Finding the Fourth Proportional to 259,656,011.84, 389,556,832.57 and 104,318,899.42
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Solution
The fourth proportional to 259,656,011.84, 389,556,832.57 and 104,318,899.42 is: 156,507,603.07
Step by Step Solution
- Step 1: Write the proportion equation
259,656,011.84 : 389,556,832.57 = 104,318,899.42 : x - Step 2: Convert to fraction form
259,656,011.84/389,556,832.57 = 104,318,899.42/x - Step 3: Cross multiply
259,656,011.84x = 389,556,832.57 × 104,318,899.42 - Step 4: Simplify right side
259,656,011.84x = 40,638,140,035,243,608 - Step 5: Solve for x
x = 40,638,140,035,243,608/259,656,011.84 - Step 6: Final answer
x = 156,507,603.07
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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.