Finding the Fourth Proportional to 97,293,304.56, 145,943,689.32 and 43,441,083.12
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Solution
The fourth proportional to 97,293,304.56, 145,943,689.32 and 43,441,083.12 is: 65,163,291.22
Step by Step Solution
- Step 1: Write the proportion equation
97,293,304.56 : 145,943,689.32 = 43,441,083.12 : x - Step 2: Convert to fraction form
97,293,304.56/145,943,689.32 = 43,441,083.12/x - Step 3: Cross multiply
97,293,304.56x = 145,943,689.32 × 43,441,083.12 - Step 4: Simplify right side
97,293,304.56x = 6,339,951,938,589,576 - Step 5: Solve for x
x = 6,339,951,938,589,576/97,293,304.56 - Step 6: Final answer
x = 65,163,291.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.