Finding the Third Proportional to 121,652,138 and 251,927,368
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Solution
The third proportional to 121,652,138 and 251,927,368 is: 521,712,152.30
Step by Step Solution
- Step 1: Write the proportion equation
121,652,138 : 251,927,368 = 251,927,368 : x - Step 2: Convert to fraction form
121,652,138/251,927,368 = 251,927,368/x - Step 3: Cross multiply
121,652,138x = 251,927,368 × 251,927,368 - Step 4: Simplify right side
121,652,138x = 63,467,398,747,407,424 - Step 5: Solve for x
x = 63,467,398,747,407,424/121,652,138 - Step 6: Final answer
x = 521,712,152.30
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These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.