Finding the Fourth Proportional to 16,210,288,143.99, 22,370,426,066.39 and 9,339,887,696.99
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Solution
The fourth proportional to 16,210,288,143.99, 22,370,426,066.39 and 9,339,887,696.99 is: 12,889,176,635.10
Step by Step Solution
- Step 1: Write the proportion equation
16,210,288,143.99 : 22,370,426,066.39 = 9,339,887,696.99 : x - Step 2: Convert to fraction form
16,210,288,143.99/22,370,426,066.39 = 9,339,887,696.99/x - Step 3: Cross multiply
16,210,288,143.99x = 22,370,426,066.39 × 9,339,887,696.99 - Step 4: Simplify right side
16,210,288,143.99x = 208,937,267,193,741,803,520 - Step 5: Solve for x
x = 208,937,267,193,741,803,520/16,210,288,143.99 - Step 6: Final answer
x = 12,889,176,635.10
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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.