Finding the Fourth Proportional to 2,376,536,652.70, 3,564,804,979.05 and 2,275,775,439.10
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Solution
The fourth proportional to 2,376,536,652.70, 3,564,804,979.05 and 2,275,775,439.10 is: 3,413,663,158.65
Step by Step Solution
- Step 1: Write the proportion equation
2,376,536,652.70 : 3,564,804,979.05 = 2,275,775,439.10 : x - Step 2: Convert to fraction form
2,376,536,652.70/3,564,804,979.05 = 2,275,775,439.10/x - Step 3: Cross multiply
2,376,536,652.70x = 3,564,804,979.05 × 2,275,775,439.10 - Step 4: Simplify right side
2,376,536,652.70x = 8,112,695,616,503,379,968 - Step 5: Solve for x
x = 8,112,695,616,503,379,968/2,376,536,652.70 - Step 6: Final answer
x = 3,413,663,158.65
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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.