Finding the Fourth Proportional to 253,329,488.07, 349,414,433.98 and 232,488,835.08
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Solution
The fourth proportional to 253,329,488.07, 349,414,433.98 and 232,488,835.08 is: 320,669,162.26
Step by Step Solution
- Step 1: Write the proportion equation
253,329,488.07 : 349,414,433.98 = 232,488,835.08 : x - Step 2: Convert to fraction form
253,329,488.07/349,414,433.98 = 232,488,835.08/x - Step 3: Cross multiply
253,329,488.07x = 349,414,433.98 × 232,488,835.08 - Step 4: Simplify right side
253,329,488.07x = 81,234,954,716,147,776 - Step 5: Solve for x
x = 81,234,954,716,147,776/253,329,488.07 - Step 6: Final answer
x = 320,669,162.26
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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.