Finding the Fourth Proportional to 3,209,175,069.64, 4,426,785,322.04 and 2,017,857,951.70
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Solution
The fourth proportional to 3,209,175,069.64, 4,426,785,322.04 and 2,017,857,951.70 is: 2,783,464,213.92
Step by Step Solution
- Step 1: Write the proportion equation
3,209,175,069.64 : 4,426,785,322.04 = 2,017,857,951.70 : x - Step 2: Convert to fraction form
3,209,175,069.64/4,426,785,322.04 = 2,017,857,951.70/x - Step 3: Cross multiply
3,209,175,069.64x = 4,426,785,322.04 × 2,017,857,951.70 - Step 4: Simplify right side
3,209,175,069.64x = 8,932,623,962,547,259,392 - Step 5: Solve for x
x = 8,932,623,962,547,259,392/3,209,175,069.64 - Step 6: Final answer
x = 2,783,464,213.92
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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.