Finding the Fourth Proportional to 85,909,526,333.92, 118,558,842,383.28 and 47,847,750,257.44
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Solution
The fourth proportional to 85,909,526,333.92, 118,558,842,383.28 and 47,847,750,257.44 is: 66,031,953,885.03
Step by Step Solution
- Step 1: Write the proportion equation
85,909,526,333.92 : 118,558,842,383.28 = 47,847,750,257.44 : x - Step 2: Convert to fraction form
85,909,526,333.92/118,558,842,383.28 = 47,847,750,257.44/x - Step 3: Cross multiply
85,909,526,333.92x = 118,558,842,383.28 × 47,847,750,257.44 - Step 4: Simplify right side
85,909,526,333.92x = 5,672,773,881,166,374,633,472 - Step 5: Solve for x
x = 5,672,773,881,166,374,633,472/85,909,526,333.92 - Step 6: Final answer
x = 66,031,953,885.03
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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.