Finding the Fourth Proportional to 88,705,872.70, 133,058,809.05 and 64,818,000.70
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Solution
The fourth proportional to 88,705,872.70, 133,058,809.05 and 64,818,000.70 is: 97,227,001.05
Step by Step Solution
- Step 1: Write the proportion equation
88,705,872.70 : 133,058,809.05 = 64,818,000.70 : x - Step 2: Convert to fraction form
88,705,872.70/133,058,809.05 = 64,818,000.70/x - Step 3: Cross multiply
88,705,872.70x = 133,058,809.05 × 64,818,000.70 - Step 4: Simplify right side
88,705,872.70x = 8,624,605,978,144,067 - Step 5: Solve for x
x = 8,624,605,978,144,067/88,705,872.70 - Step 6: Final answer
x = 97,227,001.05
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1.5x scale
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.