Finding the Fourth Proportional to 230,030,507.21, 344,982,914.06 and 82,450,560.02
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Solution
The fourth proportional to 230,030,507.21, 344,982,914.06 and 82,450,560.02 is: 123,653,313.66
Step by Step Solution
- Step 1: Write the proportion equation
230,030,507.21 : 344,982,914.06 = 82,450,560.02 : x - Step 2: Convert to fraction form
230,030,507.21/344,982,914.06 = 82,450,560.02/x - Step 3: Cross multiply
230,030,507.21x = 344,982,914.06 × 82,450,560.02 - Step 4: Simplify right side
230,030,507.21x = 28,444,034,459,441,364 - Step 5: Solve for x
x = 28,444,034,459,441,364/230,030,507.21 - Step 6: Final answer
x = 123,653,313.66
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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.