Finding the Fourth Proportional to 4,680,655,276.49, 6,459,302,727.09 and 2,566,065,819.95
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Solution
The fourth proportional to 4,680,655,276.49, 6,459,302,727.09 and 2,566,065,819.95 is: 3,541,169,979.33
Step by Step Solution
- Step 1: Write the proportion equation
4,680,655,276.49 : 6,459,302,727.09 = 2,566,065,819.95 : x - Step 2: Convert to fraction form
4,680,655,276.49/6,459,302,727.09 = 2,566,065,819.95/x - Step 3: Cross multiply
4,680,655,276.49x = 6,459,302,727.09 × 2,566,065,819.95 - Step 4: Simplify right side
4,680,655,276.49x = 16,574,995,948,663,177,216 - Step 5: Solve for x
x = 16,574,995,948,663,177,216/4,680,655,276.49 - Step 6: Final answer
x = 3,541,169,979.33
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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.