Finding the Third Proportional to 298,926,993 and 420,771,644
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Solution
The third proportional to 298,926,993 and 420,771,644 is: 592,280,993.49
Step by Step Solution
- Step 1: Write the proportion equation
298,926,993 : 420,771,644 = 420,771,644 : x - Step 2: Convert to fraction form
298,926,993/420,771,644 = 420,771,644/x - Step 3: Cross multiply
298,926,993x = 420,771,644 × 420,771,644 - Step 4: Simplify right side
298,926,993x = 177,048,776,394,462,720 - Step 5: Solve for x
x = 177,048,776,394,462,720/298,926,993 - Step 6: Final answer
x = 592,280,993.49
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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.