Finding the Fourth Proportional to 4,960,116,208.20, 7,440,174,312.30 and 1,466,210,497.80
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Solution
The fourth proportional to 4,960,116,208.20, 7,440,174,312.30 and 1,466,210,497.80 is: 2,199,315,746.70
Step by Step Solution
- Step 1: Write the proportion equation
4,960,116,208.20 : 7,440,174,312.30 = 1,466,210,497.80 : x - Step 2: Convert to fraction form
4,960,116,208.20/7,440,174,312.30 = 1,466,210,497.80/x - Step 3: Cross multiply
4,960,116,208.20x = 7,440,174,312.30 × 1,466,210,497.80 - Step 4: Simplify right side
4,960,116,208.20x = 10,908,861,682,156,154,880 - Step 5: Solve for x
x = 10,908,861,682,156,154,880/4,960,116,208.20 - Step 6: Final answer
x = 2,199,315,746.70
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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.