Finding the Fourth Proportional to 1,350,652,297.80, 1,863,958,423.30 and 747,822,916.08
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Solution
The fourth proportional to 1,350,652,297.80, 1,863,958,423.30 and 747,822,916.08 is: 1,032,027,877.07
Step by Step Solution
- Step 1: Write the proportion equation
1,350,652,297.80 : 1,863,958,423.30 = 747,822,916.08 : x - Step 2: Convert to fraction form
1,350,652,297.80/1,863,958,423.30 = 747,822,916.08/x - Step 3: Cross multiply
1,350,652,297.80x = 1,863,958,423.30 × 747,822,916.08 - Step 4: Simplify right side
1,350,652,297.80x = 1,393,910,823,564,084,992 - Step 5: Solve for x
x = 1,393,910,823,564,084,992/1,350,652,297.80 - Step 6: Final answer
x = 1,032,027,877.07
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1.5x scale
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.