Finding the Third Proportional to 408,544,952 and 611,369,940
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Solution
The third proportional to 408,544,952 and 611,369,940 is: 914,888,806.50
Step by Step Solution
- Step 1: Write the proportion equation
408,544,952 : 611,369,940 = 611,369,940 : x - Step 2: Convert to fraction form
408,544,952/611,369,940 = 611,369,940/x - Step 3: Cross multiply
408,544,952x = 611,369,940 × 611,369,940 - Step 4: Simplify right side
408,544,952x = 373,773,203,535,603,584 - Step 5: Solve for x
x = 373,773,203,535,603,584/408,544,952 - Step 6: Final answer
x = 914,888,806.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.