Finding the Fourth Proportional to 4,273,322,609.30, 5,897,512,355.87 and 2,688,772,809.29
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Solution
The fourth proportional to 4,273,322,609.30, 5,897,512,355.87 and 2,688,772,809.29 is: 3,710,712,322.64
Step by Step Solution
- Step 1: Write the proportion equation
4,273,322,609.30 : 5,897,512,355.87 = 2,688,772,809.29 : x - Step 2: Convert to fraction form
4,273,322,609.30/5,897,512,355.87 = 2,688,772,809.29/x - Step 3: Cross multiply
4,273,322,609.30x = 5,897,512,355.87 × 2,688,772,809.29 - Step 4: Simplify right side
4,273,322,609.30x = 15,857,070,864,936,534,016 - Step 5: Solve for x
x = 15,857,070,864,936,534,016/4,273,322,609.30 - Step 6: Final answer
x = 3,710,712,322.64
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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.