Finding the Fourth Proportional to 2,553,676,216.80, 3,830,514,325.20 and 1,681,262,671.20
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Solution
The fourth proportional to 2,553,676,216.80, 3,830,514,325.20 and 1,681,262,671.20 is: 2,521,894,006.80
Step by Step Solution
- Step 1: Write the proportion equation
2,553,676,216.80 : 3,830,514,325.20 = 1,681,262,671.20 : x - Step 2: Convert to fraction form
2,553,676,216.80/3,830,514,325.20 = 1,681,262,671.20/x - Step 3: Cross multiply
2,553,676,216.80x = 3,830,514,325.20 × 1,681,262,671.20 - Step 4: Simplify right side
2,553,676,216.80x = 6,440,100,746,455,617,536 - Step 5: Solve for x
x = 6,440,100,746,455,617,536/2,553,676,216.80 - Step 6: Final answer
x = 2,521,894,006.80
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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.