Finding the Fourth Proportional to 2,247,689,258.10, 3,371,533,887.15 and 2,213,251,881.30
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Solution
The fourth proportional to 2,247,689,258.10, 3,371,533,887.15 and 2,213,251,881.30 is: 3,319,877,821.95
Step by Step Solution
- Step 1: Write the proportion equation
2,247,689,258.10 : 3,371,533,887.15 = 2,213,251,881.30 : x - Step 2: Convert to fraction form
2,247,689,258.10/3,371,533,887.15 = 2,213,251,881.30/x - Step 3: Cross multiply
2,247,689,258.10x = 3,371,533,887.15 × 2,213,251,881.30 - Step 4: Simplify right side
2,247,689,258.10x = 7,462,053,718,601,440,256 - Step 5: Solve for x
x = 7,462,053,718,601,440,256/2,247,689,258.10 - Step 6: Final answer
x = 3,319,877,821.95
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Double scale
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1.5x scale
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.