Finding the Fourth Proportional to 173,893,296.40, 260,871,437.40 and 87,414,067.60
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Solution
The fourth proportional to 173,893,296.40, 260,871,437.40 and 87,414,067.60 is: 131,136,932.45
Step by Step Solution
- Step 1: Write the proportion equation
173,893,296.40 : 260,871,437.40 = 87,414,067.60 : x - Step 2: Convert to fraction form
173,893,296.40/260,871,437.40 = 87,414,067.60/x - Step 3: Cross multiply
173,893,296.40x = 260,871,437.40 × 87,414,067.60 - Step 4: Simplify right side
173,893,296.40x = 22,803,833,463,792,768 - Step 5: Solve for x
x = 22,803,833,463,792,768/173,893,296.40 - Step 6: Final answer
x = 131,136,932.45
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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.