Finding the Fourth Proportional to 4,960,141,833.54, 7,441,290,117.18 and 1,812,351,387.99
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Solution
The fourth proportional to 4,960,141,833.54, 7,441,290,117.18 and 1,812,351,387.99 is: 2,718,920,733.50
Step by Step Solution
- Step 1: Write the proportion equation
4,960,141,833.54 : 7,441,290,117.18 = 1,812,351,387.99 : x - Step 2: Convert to fraction form
4,960,141,833.54/7,441,290,117.18 = 1,812,351,387.99/x - Step 3: Cross multiply
4,960,141,833.54x = 7,441,290,117.18 × 1,812,351,387.99 - Step 4: Simplify right side
4,960,141,833.54x = 13,486,232,472,307,443,712 - Step 5: Solve for x
x = 13,486,232,472,307,443,712/4,960,141,833.54 - Step 6: Final answer
x = 2,718,920,733.50
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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.