Finding the Fourth Proportional to 1,002,944,251.08, 1,497,662,759.12 and 819,076,736.79
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Solution
The fourth proportional to 1,002,944,251.08, 1,497,662,759.12 and 819,076,736.79 is: 1,223,099,613.19
Step by Step Solution
- Step 1: Write the proportion equation
1,002,944,251.08 : 1,497,662,759.12 = 819,076,736.79 : x - Step 2: Convert to fraction form
1,002,944,251.08/1,497,662,759.12 = 819,076,736.79/x - Step 3: Cross multiply
1,002,944,251.08x = 1,497,662,759.12 × 819,076,736.79 - Step 4: Simplify right side
1,002,944,251.08x = 1,226,700,725,547,822,080 - Step 5: Solve for x
x = 1,226,700,725,547,822,080/1,002,944,251.08 - Step 6: Final answer
x = 1,223,099,613.19
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.