Finding the Fourth Proportional to 86,804,261.74, 119,889,300.63 and 57,167,393.50
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Solution
The fourth proportional to 86,804,261.74, 119,889,300.63 and 57,167,393.50 is: 78,956,478.50
Step by Step Solution
- Step 1: Write the proportion equation
86,804,261.74 : 119,889,300.63 = 57,167,393.50 : x - Step 2: Convert to fraction form
86,804,261.74/119,889,300.63 = 57,167,393.50/x - Step 3: Cross multiply
86,804,261.74x = 119,889,300.63 × 57,167,393.50 - Step 4: Simplify right side
86,804,261.74x = 6,853,758,825,555,008 - Step 5: Solve for x
x = 6,853,758,825,555,008/86,804,261.74 - Step 6: Final answer
x = 78,956,478.50
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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.