Finding the Fourth Proportional to 1,512,876,007.24, 2,269,381,988.28 and 463,537,332.79
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Solution
The fourth proportional to 1,512,876,007.24, 2,269,381,988.28 and 463,537,332.79 is: 695,326,827.11
Step by Step Solution
- Step 1: Write the proportion equation
1,512,876,007.24 : 2,269,381,988.28 = 463,537,332.79 : x - Step 2: Convert to fraction form
1,512,876,007.24/2,269,381,988.28 = 463,537,332.79/x - Step 3: Cross multiply
1,512,876,007.24x = 2,269,381,988.28 × 463,537,332.79 - Step 4: Simplify right side
1,512,876,007.24x = 1,051,943,273,925,066,368 - Step 5: Solve for x
x = 1,051,943,273,925,066,368/1,512,876,007.24 - Step 6: Final answer
x = 695,326,827.11
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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.