Finding the Third Proportional to 385,393,551 and 549,392,506
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Solution
The third proportional to 385,393,551 and 549,392,506 is: 783,178,973.46
Step by Step Solution
- Step 1: Write the proportion equation
385,393,551 : 549,392,506 = 549,392,506 : x - Step 2: Convert to fraction form
385,393,551/549,392,506 = 549,392,506/x - Step 3: Cross multiply
385,393,551x = 549,392,506 × 549,392,506 - Step 4: Simplify right side
385,393,551x = 301,832,125,648,960,064 - Step 5: Solve for x
x = 301,832,125,648,960,064/385,393,551 - Step 6: Final answer
x = 783,178,973.46
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Why These Related Problems?
These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.