Finding the Fourth Proportional to 1,902,134,134.26, 2,624,964,117.24 and 1,066,740,763.86
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Solution
The fourth proportional to 1,902,134,134.26, 2,624,964,117.24 and 1,066,740,763.86 is: 1,472,112,916.27
Step by Step Solution
- Step 1: Write the proportion equation
1,902,134,134.26 : 2,624,964,117.24 = 1,066,740,763.86 : x - Step 2: Convert to fraction form
1,902,134,134.26/2,624,964,117.24 = 1,066,740,763.86/x - Step 3: Cross multiply
1,902,134,134.26x = 2,624,964,117.24 × 1,066,740,763.86 - Step 4: Simplify right side
1,902,134,134.26x = 2,800,156,227,529,688,064 - Step 5: Solve for x
x = 2,800,156,227,529,688,064/1,902,134,134.26 - Step 6: Final answer
x = 1,472,112,916.27
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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.