Finding the Fourth Proportional to 134,579,013.73, 201,753,378.34 and 51,640,285.05
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Solution
The fourth proportional to 134,579,013.73, 201,753,378.34 and 51,640,285.05 is: 77,416,245.51
Step by Step Solution
- Step 1: Write the proportion equation
134,579,013.73 : 201,753,378.34 = 51,640,285.05 : x - Step 2: Convert to fraction form
134,579,013.73/201,753,378.34 = 51,640,285.05/x - Step 3: Cross multiply
134,579,013.73x = 201,753,378.34 × 51,640,285.05 - Step 4: Simplify right side
134,579,013.73x = 10,418,601,967,148,994 - Step 5: Solve for x
x = 10,418,601,967,148,994/134,579,013.73 - Step 6: Final answer
x = 77,416,245.51
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.