Finding the Fourth Proportional to 3,382,548,885.71, 4,668,023,613.81 and 1,953,593,446.74
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Solution
The fourth proportional to 3,382,548,885.71, 4,668,023,613.81 and 1,953,593,446.74 is: 2,696,020,264.39
Step by Step Solution
- Step 1: Write the proportion equation
3,382,548,885.71 : 4,668,023,613.81 = 1,953,593,446.74 : x - Step 2: Convert to fraction form
3,382,548,885.71/4,668,023,613.81 = 1,953,593,446.74/x - Step 3: Cross multiply
3,382,548,885.71x = 4,668,023,613.81 × 1,953,593,446.74 - Step 4: Simplify right side
3,382,548,885.71x = 9,119,420,341,159,657,472 - Step 5: Solve for x
x = 9,119,420,341,159,657,472/3,382,548,885.71 - Step 6: Final answer
x = 2,696,020,264.39
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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.