Finding the Fourth Proportional to 5,733,278,206.52, 7,912,169,390.06 and 3,192,960,159.99
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Solution
The fourth proportional to 5,733,278,206.52, 7,912,169,390.06 and 3,192,960,159.99 is: 4,406,421,724.46
Step by Step Solution
- Step 1: Write the proportion equation
5,733,278,206.52 : 7,912,169,390.06 = 3,192,960,159.99 : x - Step 2: Convert to fraction form
5,733,278,206.52/7,912,169,390.06 = 3,192,960,159.99/x - Step 3: Cross multiply
5,733,278,206.52x = 7,912,169,390.06 × 3,192,960,159.99 - Step 4: Simplify right side
5,733,278,206.52x = 25,263,241,641,537,990,656 - Step 5: Solve for x
x = 25,263,241,641,537,990,656/5,733,278,206.52 - Step 6: Final answer
x = 4,406,421,724.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.