Finding the Fourth Proportional to 161,701,613.70, 242,552,420.55 and 64,609,311.30
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Solution
The fourth proportional to 161,701,613.70, 242,552,420.55 and 64,609,311.30 is: 96,913,966.95
Step by Step Solution
- Step 1: Write the proportion equation
161,701,613.70 : 242,552,420.55 = 64,609,311.30 : x - Step 2: Convert to fraction form
161,701,613.70/242,552,420.55 = 64,609,311.30/x - Step 3: Cross multiply
161,701,613.70x = 242,552,420.55 × 64,609,311.30 - Step 4: Simplify right side
161,701,613.70x = 15,671,144,845,883,468 - Step 5: Solve for x
x = 15,671,144,845,883,468/161,701,613.70 - Step 6: Final answer
x = 96,913,966.95
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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.