Finding the Fourth Proportional to 124,664,983.84, 186,997,477.40 and 33,788,572.84
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Solution
The fourth proportional to 124,664,983.84, 186,997,477.40 and 33,788,572.84 is: 50,682,859.70
Step by Step Solution
- Step 1: Write the proportion equation
124,664,983.84 : 186,997,477.40 = 33,788,572.84 : x - Step 2: Convert to fraction form
124,664,983.84/186,997,477.40 = 33,788,572.84/x - Step 3: Cross multiply
124,664,983.84x = 186,997,477.40 × 33,788,572.84 - Step 4: Simplify right side
124,664,983.84x = 6,318,377,886,026,155 - Step 5: Solve for x
x = 6,318,377,886,026,155/124,664,983.84 - Step 6: Final answer
x = 50,682,859.70
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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.