Finding the Fourth Proportional to 3,641,259,690.99, 5,459,677,781.47 and 1,427,817,669.08
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Solution
The fourth proportional to 3,641,259,690.99, 5,459,677,781.47 and 1,427,817,669.08 is: 2,140,859,226.03
Step by Step Solution
- Step 1: Write the proportion equation
3,641,259,690.99 : 5,459,677,781.47 = 1,427,817,669.08 : x - Step 2: Convert to fraction form
3,641,259,690.99/5,459,677,781.47 = 1,427,817,669.08/x - Step 3: Cross multiply
3,641,259,690.99x = 5,459,677,781.47 × 1,427,817,669.08 - Step 4: Simplify right side
3,641,259,690.99x = 7,795,424,403,835,493,376 - Step 5: Solve for x
x = 7,795,424,403,835,493,376/3,641,259,690.99 - Step 6: Final answer
x = 2,140,859,226.03
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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.