Finding the Fourth Proportional to 2,887,488,081.30, 4,331,232,121.95 and 2,703,822,071.70
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Solution
The fourth proportional to 2,887,488,081.30, 4,331,232,121.95 and 2,703,822,071.70 is: 4,055,733,107.55
Step by Step Solution
- Step 1: Write the proportion equation
2,887,488,081.30 : 4,331,232,121.95 = 2,703,822,071.70 : x - Step 2: Convert to fraction form
2,887,488,081.30/4,331,232,121.95 = 2,703,822,071.70/x - Step 3: Cross multiply
2,887,488,081.30x = 4,331,232,121.95 × 2,703,822,071.70 - Step 4: Simplify right side
2,887,488,081.30x = 11,710,881,008,984,434,688 - Step 5: Solve for x
x = 11,710,881,008,984,434,688/2,887,488,081.30 - Step 6: Final answer
x = 4,055,733,107.55
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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.