Finding the Fourth Proportional to 464,343,393.69, 696,492,135 and 173,187,832.05
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Solution
The fourth proportional to 464,343,393.69, 696,492,135 and 173,187,832.05 is: 259,773,186.27
Step by Step Solution
- Step 1: Write the proportion equation
464,343,393.69 : 696,492,135 = 173,187,832.05 : x - Step 2: Convert to fraction form
464,343,393.69/696,492,135 = 173,187,832.05/x - Step 3: Cross multiply
464,343,393.69x = 696,492,135 × 173,187,832.05 - Step 4: Simplify right side
464,343,393.69x = 120,623,962,900,525,936 - Step 5: Solve for x
x = 120,623,962,900,525,936/464,343,393.69 - Step 6: Final answer
x = 259,773,186.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.