Finding the Fourth Proportional to 3,329,473,251.06, 4,992,717,191.40 and 1,984,017,967.98
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Solution
The fourth proportional to 3,329,473,251.06, 4,992,717,191.40 and 1,984,017,967.98 is: 2,975,137,467.65
Step by Step Solution
- Step 1: Write the proportion equation
3,329,473,251.06 : 4,992,717,191.40 = 1,984,017,967.98 : x - Step 2: Convert to fraction form
3,329,473,251.06/4,992,717,191.40 = 1,984,017,967.98/x - Step 3: Cross multiply
3,329,473,251.06x = 4,992,717,191.40 × 1,984,017,967.98 - Step 4: Simplify right side
3,329,473,251.06x = 9,905,640,616,780,240,896 - Step 5: Solve for x
x = 9,905,640,616,780,240,896/3,329,473,251.06 - Step 6: Final answer
x = 2,975,137,467.65
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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.