Finding the Fourth Proportional to 164,244,174.14, 226,657,031.28 and 89,905,158.68
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Solution
The fourth proportional to 164,244,174.14, 226,657,031.28 and 89,905,158.68 is: 124,069,157.82
Step by Step Solution
- Step 1: Write the proportion equation
164,244,174.14 : 226,657,031.28 = 89,905,158.68 : x - Step 2: Convert to fraction form
164,244,174.14/226,657,031.28 = 89,905,158.68/x - Step 3: Cross multiply
164,244,174.14x = 226,657,031.28 × 89,905,158.68 - Step 4: Simplify right side
164,244,174.14x = 20,377,636,363,166,124 - Step 5: Solve for x
x = 20,377,636,363,166,124/164,244,174.14 - Step 6: Final answer
x = 124,069,157.82
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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.