Finding the Fourth Proportional to 2,343,844,865.24, 3,234,509,457.47 and 1,272,148,580.00
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Solution
The fourth proportional to 2,343,844,865.24, 3,234,509,457.47 and 1,272,148,580.00 is: 1,755,566,963.65
Step by Step Solution
- Step 1: Write the proportion equation
2,343,844,865.24 : 3,234,509,457.47 = 1,272,148,580.00 : x - Step 2: Convert to fraction form
2,343,844,865.24/3,234,509,457.47 = 1,272,148,580.00/x - Step 3: Cross multiply
2,343,844,865.24x = 3,234,509,457.47 × 1,272,148,580.00 - Step 4: Simplify right side
2,343,844,865.24x = 4,114,776,613,321,530,880 - Step 5: Solve for x
x = 4,114,776,613,321,530,880/2,343,844,865.24 - Step 6: Final answer
x = 1,755,566,963.65
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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.