Finding the Fourth Proportional to 81,873,244.80, 122,774,437.80 and 33,334,966.80
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Solution
The fourth proportional to 81,873,244.80, 122,774,437.80 and 33,334,966.80 is: 49,988,025.00
Step by Step Solution
- Step 1: Write the proportion equation
81,873,244.80 : 122,774,437.80 = 33,334,966.80 : x - Step 2: Convert to fraction form
81,873,244.80/122,774,437.80 = 33,334,966.80/x - Step 3: Cross multiply
81,873,244.80x = 122,774,437.80 × 33,334,966.80 - Step 4: Simplify right side
81,873,244.80x = 4,092,681,807,951,665 - Step 5: Solve for x
x = 4,092,681,807,951,665/81,873,244.80 - Step 6: Final answer
x = 49,988,025.00
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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.