Finding the Fourth Proportional to 2,102,564,418.15, 3,153,846,627.23 and 875,573,437.35
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Solution
The fourth proportional to 2,102,564,418.15, 3,153,846,627.23 and 875,573,437.35 is: 1,313,360,156.03
Step by Step Solution
- Step 1: Write the proportion equation
2,102,564,418.15 : 3,153,846,627.23 = 875,573,437.35 : x - Step 2: Convert to fraction form
2,102,564,418.15/3,153,846,627.23 = 875,573,437.35/x - Step 3: Cross multiply
2,102,564,418.15x = 3,153,846,627.23 × 875,573,437.35 - Step 4: Simplify right side
2,102,564,418.15x = 2,761,424,332,274,097,152 - Step 5: Solve for x
x = 2,761,424,332,274,097,152/2,102,564,418.15 - Step 6: Final answer
x = 1,313,360,156.03
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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.