Finding the Fourth Proportional to 164,213,729.70, 226,615,547.36 and 88,860,057.95
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Solution
The fourth proportional to 164,213,729.70, 226,615,547.36 and 88,860,057.95 is: 122,627,204.85
Step by Step Solution
- Step 1: Write the proportion equation
164,213,729.70 : 226,615,547.36 = 88,860,057.95 : x - Step 2: Convert to fraction form
164,213,729.70/226,615,547.36 = 88,860,057.95/x - Step 3: Cross multiply
164,213,729.70x = 226,615,547.36 × 88,860,057.95 - Step 4: Simplify right side
164,213,729.70x = 20,137,070,671,069,864 - Step 5: Solve for x
x = 20,137,070,671,069,864/164,213,729.70 - Step 6: Final answer
x = 122,627,204.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.