Finding the Fourth Proportional to 270,896,396.91, 373,830,669.49 and 159,394,459.68
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Solution
The fourth proportional to 270,896,396.91, 373,830,669.49 and 159,394,459.68 is: 219,960,613.19
Step by Step Solution
- Step 1: Write the proportion equation
270,896,396.91 : 373,830,669.49 = 159,394,459.68 : x - Step 2: Convert to fraction form
270,896,396.91/373,830,669.49 = 159,394,459.68/x - Step 3: Cross multiply
270,896,396.91x = 373,830,669.49 × 159,394,459.68 - Step 4: Simplify right side
270,896,396.91x = 59,586,537,575,171,216 - Step 5: Solve for x
x = 59,586,537,575,171,216/270,896,396.91 - Step 6: Final answer
x = 219,960,613.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.