Finding the Fourth Proportional to 1,924,673,378.64, 2,656,074,742.92 and 1,044,617,632.08
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Solution
The fourth proportional to 1,924,673,378.64, 2,656,074,742.92 and 1,044,617,632.08 is: 1,441,586,161.77
Step by Step Solution
- Step 1: Write the proportion equation
1,924,673,378.64 : 2,656,074,742.92 = 1,044,617,632.08 : x - Step 2: Convert to fraction form
1,924,673,378.64/2,656,074,742.92 = 1,044,617,632.08/x - Step 3: Cross multiply
1,924,673,378.64x = 2,656,074,742.92 × 1,044,617,632.08 - Step 4: Simplify right side
1,924,673,378.64x = 2,774,582,508,576,585,216 - Step 5: Solve for x
x = 2,774,582,508,576,585,216/1,924,673,378.64 - Step 6: Final answer
x = 1,441,586,161.77
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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.