Finding the Fourth Proportional to 4,513,996,979.60, 6,770,995,469.40 and 2,746,211,637.20
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Solution
The fourth proportional to 4,513,996,979.60, 6,770,995,469.40 and 2,746,211,637.20 is: 4,119,317,455.80
Step by Step Solution
- Step 1: Write the proportion equation
4,513,996,979.60 : 6,770,995,469.40 = 2,746,211,637.20 : x - Step 2: Convert to fraction form
4,513,996,979.60/6,770,995,469.40 = 2,746,211,637.20/x - Step 3: Cross multiply
4,513,996,979.60x = 6,770,995,469.40 × 2,746,211,637.20 - Step 4: Simplify right side
4,513,996,979.60x = 18,594,586,553,494,753,280 - Step 5: Solve for x
x = 18,594,586,553,494,753,280/4,513,996,979.60 - Step 6: Final answer
x = 4,119,317,455.80
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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.