Finding the Fourth Proportional to 112,856,326,041.53, 155,741,755,358.68 and 62,107,268,705.09
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Solution
The fourth proportional to 112,856,326,041.53, 155,741,755,358.68 and 62,107,268,705.09 is: 85,708,044,802.95
Step by Step Solution
- Step 1: Write the proportion equation
112,856,326,041.53 : 155,741,755,358.68 = 62,107,268,705.09 : x - Step 2: Convert to fraction form
112,856,326,041.53/155,741,755,358.68 = 62,107,268,705.09/x - Step 3: Cross multiply
112,856,326,041.53x = 155,741,755,358.68 × 62,107,268,705.09 - Step 4: Simplify right side
112,856,326,041.53x = 9,672,695,048,663,772,168,192 - Step 5: Solve for x
x = 9,672,695,048,663,772,168,192/112,856,326,041.53 - Step 6: Final answer
x = 85,708,044,802.95
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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.