Finding the Fourth Proportional to 4,681,168,205.16, 7,020,677,808.41 and 2,790,899,244.32
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Solution
The fourth proportional to 4,681,168,205.16, 7,020,677,808.41 and 2,790,899,244.32 is: 4,185,708,253.02
Step by Step Solution
- Step 1: Write the proportion equation
4,681,168,205.16 : 7,020,677,808.41 = 2,790,899,244.32 : x - Step 2: Convert to fraction form
4,681,168,205.16/7,020,677,808.41 = 2,790,899,244.32/x - Step 3: Cross multiply
4,681,168,205.16x = 7,020,677,808.41 × 2,790,899,244.32 - Step 4: Simplify right side
4,681,168,205.16x = 19,594,004,390,105,665,536 - Step 5: Solve for x
x = 19,594,004,390,105,665,536/4,681,168,205.16 - Step 6: Final answer
x = 4,185,708,253.02
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1.5x scale
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.