Finding the Fourth Proportional to 1,784,350,865.24, 2,462,470,649.04 and 1,070,002,721.36
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Solution
The fourth proportional to 1,784,350,865.24, 2,462,470,649.04 and 1,070,002,721.36 is: 1,476,643,605.85
Step by Step Solution
- Step 1: Write the proportion equation
1,784,350,865.24 : 2,462,470,649.04 = 1,070,002,721.36 : x - Step 2: Convert to fraction form
1,784,350,865.24/2,462,470,649.04 = 1,070,002,721.36/x - Step 3: Cross multiply
1,784,350,865.24x = 2,462,470,649.04 × 1,070,002,721.36 - Step 4: Simplify right side
1,784,350,865.24x = 2,634,850,295,741,925,376 - Step 5: Solve for x
x = 2,634,850,295,741,925,376/1,784,350,865.24 - Step 6: Final answer
x = 1,476,643,605.85
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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.