Finding the Third Proportional to 291,211,248 and 393,573,319
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Solution
The third proportional to 291,211,248 and 393,573,319 is: 531,916,121.00
Step by Step Solution
- Step 1: Write the proportion equation
291,211,248 : 393,573,319 = 393,573,319 : x - Step 2: Convert to fraction form
291,211,248/393,573,319 = 393,573,319/x - Step 3: Cross multiply
291,211,248x = 393,573,319 × 393,573,319 - Step 4: Simplify right side
291,211,248x = 154,899,957,428,675,776 - Step 5: Solve for x
x = 154,899,957,428,675,776/291,211,248 - Step 6: Final answer
x = 531,916,121.00
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.