Finding the Fourth Proportional to 171,577,545.58, 236,777,299.05 and 93,260,900.62
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Solution
The fourth proportional to 171,577,545.58, 236,777,299.05 and 93,260,900.62 is: 128,700,198.39
Step by Step Solution
- Step 1: Write the proportion equation
171,577,545.58 : 236,777,299.05 = 93,260,900.62 : x - Step 2: Convert to fraction form
171,577,545.58/236,777,299.05 = 93,260,900.62/x - Step 3: Cross multiply
171,577,545.58x = 236,777,299.05 × 93,260,900.62 - Step 4: Simplify right side
171,577,545.58x = 22,082,064,155,774,072 - Step 5: Solve for x
x = 22,082,064,155,774,072/171,577,545.58 - Step 6: Final answer
x = 128,700,198.39
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1.5x scale
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.