Finding the Fourth Proportional to 268,099,567.14, 402,149,372.58 and 86,346,745.14
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Solution
The fourth proportional to 268,099,567.14, 402,149,372.58 and 86,346,745.14 is: 129,520,124.75
Step by Step Solution
- Step 1: Write the proportion equation
268,099,567.14 : 402,149,372.58 = 86,346,745.14 : x - Step 2: Convert to fraction form
268,099,567.14/402,149,372.58 = 86,346,745.14/x - Step 3: Cross multiply
268,099,567.14x = 402,149,372.58 × 86,346,745.14 - Step 4: Simplify right side
268,099,567.14x = 34,724,289,382,376,164 - Step 5: Solve for x
x = 34,724,289,382,376,164/268,099,567.14 - Step 6: Final answer
x = 129,520,124.75
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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.