Finding the Fourth Proportional to 83,183,376.64, 124,727,036.64 and 25,660,203.52
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Solution
The fourth proportional to 83,183,376.64, 124,727,036.64 and 25,660,203.52 is: 38,475,489.62
Step by Step Solution
- Step 1: Write the proportion equation
83,183,376.64 : 124,727,036.64 = 25,660,203.52 : x - Step 2: Convert to fraction form
83,183,376.64/124,727,036.64 = 25,660,203.52/x - Step 3: Cross multiply
83,183,376.64x = 124,727,036.64 × 25,660,203.52 - Step 4: Simplify right side
83,183,376.64x = 3,200,521,144,628,897 - Step 5: Solve for x
x = 3,200,521,144,628,897/83,183,376.64 - Step 6: Final answer
x = 38,475,489.62
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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.