Finding the Fourth Proportional to 137,052,959.84, 189,175,429.68 and 88,160,392.16
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Solution
The fourth proportional to 137,052,959.84, 189,175,429.68 and 88,160,392.16 is: 121,688,580.00
Step by Step Solution
- Step 1: Write the proportion equation
137,052,959.84 : 189,175,429.68 = 88,160,392.16 : x - Step 2: Convert to fraction form
137,052,959.84/189,175,429.68 = 88,160,392.16/x - Step 3: Cross multiply
137,052,959.84x = 189,175,429.68 × 88,160,392.16 - Step 4: Simplify right side
137,052,959.84x = 16,677,780,067,625,304 - Step 5: Solve for x
x = 16,677,780,067,625,304/137,052,959.84 - Step 6: Final answer
x = 121,688,580.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.