Finding the Fourth Proportional to 1,805,727,473.75, 2,706,325,128.70 and 976,648,020.95
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Solution
The fourth proportional to 1,805,727,473.75, 2,706,325,128.70 and 976,648,020.95 is: 1,463,746,395.52
Step by Step Solution
- Step 1: Write the proportion equation
1,805,727,473.75 : 2,706,325,128.70 = 976,648,020.95 : x - Step 2: Convert to fraction form
1,805,727,473.75/2,706,325,128.70 = 976,648,020.95/x - Step 3: Cross multiply
1,805,727,473.75x = 2,706,325,128.70 × 976,648,020.95 - Step 4: Simplify right side
1,805,727,473.75x = 2,643,127,080,992,109,056 - Step 5: Solve for x
x = 2,643,127,080,992,109,056/1,805,727,473.75 - Step 6: Final answer
x = 1,463,746,395.52
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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.