Finding the Third Proportional to 138,869,070 and 302,425,644
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Solution
The third proportional to 138,869,070 and 302,425,644 is: 658,615,126.82
Step by Step Solution
- Step 1: Write the proportion equation
138,869,070 : 302,425,644 = 302,425,644 : x - Step 2: Convert to fraction form
138,869,070/302,425,644 = 302,425,644/x - Step 3: Cross multiply
138,869,070x = 302,425,644 × 302,425,644 - Step 4: Simplify right side
138,869,070x = 91,461,270,148,814,736 - Step 5: Solve for x
x = 91,461,270,148,814,736/138,869,070 - Step 6: Final answer
x = 658,615,126.82
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.