Finding the Fourth Proportional to 98,007,267.33, 135,245,885.69 and 53,352,311.06
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Solution
The fourth proportional to 98,007,267.33, 135,245,885.69 and 53,352,311.06 is: 73,623,933.80
Step by Step Solution
- Step 1: Write the proportion equation
98,007,267.33 : 135,245,885.69 = 53,352,311.06 : x - Step 2: Convert to fraction form
98,007,267.33/135,245,885.69 = 53,352,311.06/x - Step 3: Cross multiply
98,007,267.33x = 135,245,885.69 × 53,352,311.06 - Step 4: Simplify right side
98,007,267.33x = 7,215,680,561,975,092 - Step 5: Solve for x
x = 7,215,680,561,975,092/98,007,267.33 - Step 6: Final answer
x = 73,623,933.80
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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.