Finding the Fourth Proportional to 4,169,888,668.76, 5,754,558,737.34 and 2,453,357,646.18
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Solution
The fourth proportional to 4,169,888,668.76, 5,754,558,737.34 and 2,453,357,646.18 is: 3,385,699,667.34
Step by Step Solution
- Step 1: Write the proportion equation
4,169,888,668.76 : 5,754,558,737.34 = 2,453,357,646.18 : x - Step 2: Convert to fraction form
4,169,888,668.76/5,754,558,737.34 = 2,453,357,646.18/x - Step 3: Cross multiply
4,169,888,668.76x = 5,754,558,737.34 × 2,453,357,646.18 - Step 4: Simplify right side
4,169,888,668.76x = 14,117,990,678,645,014,528 - Step 5: Solve for x
x = 14,117,990,678,645,014,528/4,169,888,668.76 - Step 6: Final answer
x = 3,385,699,667.34
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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.