Finding the Fourth Proportional to 702,536,937.99, 969,502,114.07 and 384,946,717.02
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Solution
The fourth proportional to 702,536,937.99, 969,502,114.07 and 384,946,717.02 is: 531,227,093.94
Step by Step Solution
- Step 1: Write the proportion equation
702,536,937.99 : 969,502,114.07 = 384,946,717.02 : x - Step 2: Convert to fraction form
702,536,937.99/969,502,114.07 = 384,946,717.02/x - Step 3: Cross multiply
702,536,937.99x = 969,502,114.07 × 384,946,717.02 - Step 4: Simplify right side
702,536,937.99x = 373,206,655,955,196,032 - Step 5: Solve for x
x = 373,206,655,955,196,032/702,536,937.99 - Step 6: Final answer
x = 531,227,093.94
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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.