Finding the Fourth Proportional to 1,382,433,985.44, 2,073,652,973.93 and 564,546,286.44
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Solution
The fourth proportional to 1,382,433,985.44, 2,073,652,973.93 and 564,546,286.44 is: 846,820,244.68
Step by Step Solution
- Step 1: Write the proportion equation
1,382,433,985.44 : 2,073,652,973.93 = 564,546,286.44 : x - Step 2: Convert to fraction form
1,382,433,985.44/2,073,652,973.93 = 564,546,286.44/x - Step 3: Cross multiply
1,382,433,985.44x = 2,073,652,973.93 × 564,546,286.44 - Step 4: Simplify right side
1,382,433,985.44x = 1,170,673,085,798,798,592 - Step 5: Solve for x
x = 1,170,673,085,798,798,592/1,382,433,985.44 - Step 6: Final answer
x = 846,820,244.68
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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.