Finding the Third Proportional to 113,408,136 and 247,342,374
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Solution
The third proportional to 113,408,136 and 247,342,374 is: 539,452,036.99
Step by Step Solution
- Step 1: Write the proportion equation
113,408,136 : 247,342,374 = 247,342,374 : x - Step 2: Convert to fraction form
113,408,136/247,342,374 = 247,342,374/x - Step 3: Cross multiply
113,408,136x = 247,342,374 × 247,342,374 - Step 4: Simplify right side
113,408,136x = 61,178,249,975,955,872 - Step 5: Solve for x
x = 61,178,249,975,955,872/113,408,136 - Step 6: Final answer
x = 539,452,036.99
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.