Finding the Fourth Proportional to 946,006,259.10, 1,296,006,924.68 and 910,637,161.98
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Solution
The fourth proportional to 946,006,259.10, 1,296,006,924.68 and 910,637,161.98 is: 1,247,552,071.08
Step by Step Solution
- Step 1: Write the proportion equation
946,006,259.10 : 1,296,006,924.68 = 910,637,161.98 : x - Step 2: Convert to fraction form
946,006,259.10/1,296,006,924.68 = 910,637,161.98/x - Step 3: Cross multiply
946,006,259.10x = 1,296,006,924.68 × 910,637,161.98 - Step 4: Simplify right side
946,006,259.10x = 1,180,192,067,792,469,504 - Step 5: Solve for x
x = 1,180,192,067,792,469,504/946,006,259.10 - Step 6: Final answer
x = 1,247,552,071.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.