Finding the Third Proportional to 154,487,862 and 216,514,342
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Solution
The third proportional to 154,487,862 and 216,514,342 is: 303,444,294.49
Step by Step Solution
- Step 1: Write the proportion equation
154,487,862 : 216,514,342 = 216,514,342 : x - Step 2: Convert to fraction form
154,487,862/216,514,342 = 216,514,342/x - Step 3: Cross multiply
154,487,862x = 216,514,342 × 216,514,342 - Step 4: Simplify right side
154,487,862x = 46,878,460,291,692,960 - Step 5: Solve for x
x = 46,878,460,291,692,960/154,487,862 - Step 6: Final answer
x = 303,444,294.49
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.