Finding the Fourth Proportional to 473,293,016.26, 709,716,079.88 and 276,612,853.08
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Solution
The fourth proportional to 473,293,016.26, 709,716,079.88 and 276,612,853.08 is: 414,788,689.01
Step by Step Solution
- Step 1: Write the proportion equation
473,293,016.26 : 709,716,079.88 = 276,612,853.08 : x - Step 2: Convert to fraction form
473,293,016.26/709,716,079.88 = 276,612,853.08/x - Step 3: Cross multiply
473,293,016.26x = 709,716,079.88 × 276,612,853.08 - Step 4: Simplify right side
473,293,016.26x = 196,316,589,732,359,968 - Step 5: Solve for x
x = 196,316,589,732,359,968/473,293,016.26 - Step 6: Final answer
x = 414,788,689.01
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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.