Finding the Fourth Proportional to 102,832,282.49, 141,911,160.84 and 56,422,524.11
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Solution
The fourth proportional to 102,832,282.49, 141,911,160.84 and 56,422,524.11 is: 77,864,515.89
Step by Step Solution
- Step 1: Write the proportion equation
102,832,282.49 : 141,911,160.84 = 56,422,524.11 : x - Step 2: Convert to fraction form
102,832,282.49/141,911,160.84 = 56,422,524.11/x - Step 3: Cross multiply
102,832,282.49x = 141,911,160.84 × 56,422,524.11 - Step 4: Simplify right side
102,832,282.49x = 8,006,985,893,263,432 - Step 5: Solve for x
x = 8,006,985,893,263,432/102,832,282.49 - Step 6: Final answer
x = 77,864,515.89
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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.