Finding the Fourth Proportional to 2,893,129,664,980.40, 4,339,694,497,470.70 and 880,803,234,465.20
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Solution
The fourth proportional to 2,893,129,664,980.40, 4,339,694,497,470.70 and 880,803,234,465.20 is: 1,321,204,851,697.83
Step by Step Solution
- Step 1: Write the proportion equation
2,893,129,664,980.40 : 4,339,694,497,470.70 = 880,803,234,465.20 : x - Step 2: Convert to fraction form
2,893,129,664,980.40/4,339,694,497,470.70 = 880,803,234,465.20/x - Step 3: Cross multiply
2,893,129,664,980.40x = 4,339,694,497,470.70 × 880,803,234,465.20 - Step 4: Simplify right side
2,893,129,664,980.40x = 3,822,416,949,963,023,219,425,280 - Step 5: Solve for x
x = 3,822,416,949,963,023,219,425,280/2,893,129,664,980.40 - Step 6: Final answer
x = 1,321,204,851,697.83
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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.