Finding the Fourth Proportional to 86,804,270.24, 119,889,312.54 and 57,167,401.88
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Solution
The fourth proportional to 86,804,270.24, 119,889,312.54 and 57,167,401.88 is: 78,956,490.18
Step by Step Solution
- Step 1: Write the proportion equation
86,804,270.24 : 119,889,312.54 = 57,167,401.88 : x - Step 2: Convert to fraction form
86,804,270.24/119,889,312.54 = 57,167,401.88/x - Step 3: Cross multiply
86,804,270.24x = 119,889,312.54 × 57,167,401.88 - Step 4: Simplify right side
86,804,270.24x = 6,853,760,511,091,104 - Step 5: Solve for x
x = 6,853,760,511,091,104/86,804,270.24 - Step 6: Final answer
x = 78,956,490.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.