Finding the Fourth Proportional to 4,587,889,482.62, 6,328,995,478.90 and 2,896,440,432.38
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Solution
The fourth proportional to 4,587,889,482.62, 6,328,995,478.90 and 2,896,440,432.38 is: 3,995,640,799.73
Step by Step Solution
- Step 1: Write the proportion equation
4,587,889,482.62 : 6,328,995,478.90 = 2,896,440,432.38 : x - Step 2: Convert to fraction form
4,587,889,482.62/6,328,995,478.90 = 2,896,440,432.38/x - Step 3: Cross multiply
4,587,889,482.62x = 6,328,995,478.90 × 2,896,440,432.38 - Step 4: Simplify right side
4,587,889,482.62x = 18,331,558,401,404,534,784 - Step 5: Solve for x
x = 18,331,558,401,404,534,784/4,587,889,482.62 - Step 6: Final answer
x = 3,995,640,799.73
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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.