Finding the Fourth Proportional to 73,633,711,371.73, 101,617,028,910.74 and 42,731,603,652.75
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Solution
The fourth proportional to 73,633,711,371.73, 101,617,028,910.74 and 42,731,603,652.75 is: 58,971,068,046.03
Step by Step Solution
- Step 1: Write the proportion equation
73,633,711,371.73 : 101,617,028,910.74 = 42,731,603,652.75 : x - Step 2: Convert to fraction form
73,633,711,371.73/101,617,028,910.74 = 42,731,603,652.75/x - Step 3: Cross multiply
73,633,711,371.73x = 101,617,028,910.74 × 42,731,603,652.75 - Step 4: Simplify right side
73,633,711,371.73x = 4,342,258,603,784,084,652,032 - Step 5: Solve for x
x = 4,342,258,603,784,084,652,032/73,633,711,371.73 - Step 6: Final answer
x = 58,971,068,046.03
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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.