Finding the Fourth Proportional to 1,382,433,963.47, 2,073,652,940.99 and 564,546,264.47
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Solution
The fourth proportional to 1,382,433,963.47, 2,073,652,940.99 and 564,546,264.47 is: 846,820,211.73
Step by Step Solution
- Step 1: Write the proportion equation
1,382,433,963.47 : 2,073,652,940.99 = 564,546,264.47 : x - Step 2: Convert to fraction form
1,382,433,963.47/2,073,652,940.99 = 564,546,264.47/x - Step 3: Cross multiply
1,382,433,963.47x = 2,073,652,940.99 × 564,546,264.47 - Step 4: Simplify right side
1,382,433,963.47x = 1,170,673,021,641,953,280 - Step 5: Solve for x
x = 1,170,673,021,641,953,280/1,382,433,963.47 - Step 6: Final answer
x = 846,820,211.73
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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.