Finding the Third Proportional to 99,638,502 and 215,653,206
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Solution
The third proportional to 99,638,502 and 215,653,206 is: 466,750,345.75
Step by Step Solution
- Step 1: Write the proportion equation
99,638,502 : 215,653,206 = 215,653,206 : x - Step 2: Convert to fraction form
99,638,502/215,653,206 = 215,653,206/x - Step 3: Cross multiply
99,638,502x = 215,653,206 × 215,653,206 - Step 4: Simplify right side
99,638,502x = 46,506,305,258,078,432 - Step 5: Solve for x
x = 46,506,305,258,078,432/99,638,502 - Step 6: Final answer
x = 466,750,345.75
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.