Finding the Fourth Proportional to 2,740,368,945.24, 3,781,712,793.42 and 1,487,305,801.08
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Solution
The fourth proportional to 2,740,368,945.24, 3,781,712,793.42 and 1,487,305,801.08 is: 2,052,483,985.94
Step by Step Solution
- Step 1: Write the proportion equation
2,740,368,945.24 : 3,781,712,793.42 = 1,487,305,801.08 : x - Step 2: Convert to fraction form
2,740,368,945.24/3,781,712,793.42 = 1,487,305,801.08/x - Step 3: Cross multiply
2,740,368,945.24x = 3,781,712,793.42 × 1,487,305,801.08 - Step 4: Simplify right side
2,740,368,945.24x = 5,624,563,375,672,017,920 - Step 5: Solve for x
x = 5,624,563,375,672,017,920/2,740,368,945.24 - Step 6: Final answer
x = 2,052,483,985.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.