Finding the Fourth Proportional to 266,612,626.26, 399,815,547.75 and 91,702,402.38
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Solution
The fourth proportional to 266,612,626.26, 399,815,547.75 and 91,702,402.38 is: 137,518,041.63
Step by Step Solution
- Step 1: Write the proportion equation
266,612,626.26 : 399,815,547.75 = 91,702,402.38 : x - Step 2: Convert to fraction form
266,612,626.26/399,815,547.75 = 91,702,402.38/x - Step 3: Cross multiply
266,612,626.26x = 399,815,547.75 × 91,702,402.38 - Step 4: Simplify right side
266,612,626.26x = 36,664,046,237,550,600 - Step 5: Solve for x
x = 36,664,046,237,550,600/266,612,626.26 - Step 6: Final answer
x = 137,518,041.63
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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.