Finding the Fourth Proportional to 261,333,222.24, 392,058,889.84 and 86,455,846.08
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Solution
The fourth proportional to 261,333,222.24, 392,058,889.84 and 86,455,846.08 is: 129,703,306.54
Step by Step Solution
- Step 1: Write the proportion equation
261,333,222.24 : 392,058,889.84 = 86,455,846.08 : x - Step 2: Convert to fraction form
261,333,222.24/392,058,889.84 = 86,455,846.08/x - Step 3: Cross multiply
261,333,222.24x = 392,058,889.84 × 86,455,846.08 - Step 4: Simplify right side
261,333,222.24x = 33,895,783,034,302,712 - Step 5: Solve for x
x = 33,895,783,034,302,712/261,333,222.24 - Step 6: Final answer
x = 129,703,306.54
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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.