Finding the Fourth Proportional to 1,382,433,991.94, 2,073,652,983.70 and 564,546,292.94
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Solution
The fourth proportional to 1,382,433,991.94, 2,073,652,983.70 and 564,546,292.94 is: 846,820,254.43
Step by Step Solution
- Step 1: Write the proportion equation
1,382,433,991.94 : 2,073,652,983.70 = 564,546,292.94 : x - Step 2: Convert to fraction form
1,382,433,991.94/2,073,652,983.70 = 564,546,292.94/x - Step 3: Cross multiply
1,382,433,991.94x = 2,073,652,983.70 × 564,546,292.94 - Step 4: Simplify right side
1,382,433,991.94x = 1,170,673,104,791,805,440 - Step 5: Solve for x
x = 1,170,673,104,791,805,440/1,382,433,991.94 - Step 6: Final answer
x = 846,820,254.43
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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.