Finding the Fourth Proportional to 99,053,266.56, 136,693,507.74 and 55,593,202.56
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Solution
The fourth proportional to 99,053,266.56, 136,693,507.74 and 55,593,202.56 is: 76,718,619.47
Step by Step Solution
- Step 1: Write the proportion equation
99,053,266.56 : 136,693,507.74 = 55,593,202.56 : x - Step 2: Convert to fraction form
99,053,266.56/136,693,507.74 = 55,593,202.56/x - Step 3: Cross multiply
99,053,266.56x = 136,693,507.74 × 55,593,202.56 - Step 4: Simplify right side
99,053,266.56x = 7,599,229,864,426,749 - Step 5: Solve for x
x = 7,599,229,864,426,749/99,053,266.56 - Step 6: Final answer
x = 76,718,619.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.