Finding the Third Proportional to 63,668,430 and 136,421,172
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Solution
The third proportional to 63,668,430 and 136,421,172 is: 292,307,131.96
Step by Step Solution
- Step 1: Write the proportion equation
63,668,430 : 136,421,172 = 136,421,172 : x - Step 2: Convert to fraction form
63,668,430/136,421,172 = 136,421,172/x - Step 3: Cross multiply
63,668,430x = 136,421,172 × 136,421,172 - Step 4: Simplify right side
63,668,430x = 18,610,736,169,853,584 - Step 5: Solve for x
x = 18,610,736,169,853,584/63,668,430 - Step 6: Final answer
x = 292,307,131.96
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These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.