Finding the Fourth Proportional to 754,110,181.94, 1,040,655,744.14 and 436,583,816.81
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Solution
The fourth proportional to 754,110,181.94, 1,040,655,744.14 and 436,583,816.81 is: 602,476,226.48
Step by Step Solution
- Step 1: Write the proportion equation
754,110,181.94 : 1,040,655,744.14 = 436,583,816.81 : x - Step 2: Convert to fraction form
754,110,181.94/1,040,655,744.14 = 436,583,816.81/x - Step 3: Cross multiply
754,110,181.94x = 1,040,655,744.14 × 436,583,816.81 - Step 4: Simplify right side
754,110,181.94x = 454,333,456,761,891,968 - Step 5: Solve for x
x = 454,333,456,761,891,968/754,110,181.94 - Step 6: Final answer
x = 602,476,226.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.