Finding the Fourth Proportional to 144,037,267.48, 216,048,279.12 and 40,413,688.84
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Solution
The fourth proportional to 144,037,267.48, 216,048,279.12 and 40,413,688.84 is: 60,618,394.67
Step by Step Solution
- Step 1: Write the proportion equation
144,037,267.48 : 216,048,279.12 = 40,413,688.84 : x - Step 2: Convert to fraction form
144,037,267.48/216,048,279.12 = 40,413,688.84/x - Step 3: Cross multiply
144,037,267.48x = 216,048,279.12 × 40,413,688.84 - Step 4: Simplify right side
144,037,267.48x = 8,731,307,926,773,150 - Step 5: Solve for x
x = 8,731,307,926,773,150/144,037,267.48 - Step 6: Final answer
x = 60,618,394.67
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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.