Finding the Fourth Proportional to 118,526,832.77, 177,851,551.77 and 86,005,526.36
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Solution
The fourth proportional to 118,526,832.77, 177,851,551.77 and 86,005,526.36 is: 129,052,771.99
Step by Step Solution
- Step 1: Write the proportion equation
118,526,832.77 : 177,851,551.77 = 86,005,526.36 : x - Step 2: Convert to fraction form
118,526,832.77/177,851,551.77 = 86,005,526.36/x - Step 3: Cross multiply
118,526,832.77x = 177,851,551.77 × 86,005,526.36 - Step 4: Simplify right side
118,526,832.77x = 15,296,216,323,032,384 - Step 5: Solve for x
x = 15,296,216,323,032,384/118,526,832.77 - Step 6: Final answer
x = 129,052,771.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.