Finding the Fourth Proportional to 2,523,369,802.21, 3,482,448,831.79 and 1,437,097,621.68
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Solution
The fourth proportional to 2,523,369,802.21, 3,482,448,831.79 and 1,437,097,621.68 is: 1,983,307,769.40
Step by Step Solution
- Step 1: Write the proportion equation
2,523,369,802.21 : 3,482,448,831.79 = 1,437,097,621.68 : x - Step 2: Convert to fraction form
2,523,369,802.21/3,482,448,831.79 = 1,437,097,621.68/x - Step 3: Cross multiply
2,523,369,802.21x = 3,482,448,831.79 × 1,437,097,621.68 - Step 4: Simplify right side
2,523,369,802.21x = 5,004,618,933,784,254,464 - Step 5: Solve for x
x = 5,004,618,933,784,254,464/2,523,369,802.21 - Step 6: Final answer
x = 1,983,307,769.40
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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.