Finding the Fourth Proportional to 1,871,668,352.41, 2,582,983,019.19 and 1,036,292,898.40
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Solution
The fourth proportional to 1,871,668,352.41, 2,582,983,019.19 and 1,036,292,898.40 is: 1,430,128,877.28
Step by Step Solution
- Step 1: Write the proportion equation
1,871,668,352.41 : 2,582,983,019.19 = 1,036,292,898.40 : x - Step 2: Convert to fraction form
1,871,668,352.41/2,582,983,019.19 = 1,036,292,898.40/x - Step 3: Cross multiply
1,871,668,352.41x = 2,582,983,019.19 × 1,036,292,898.40 - Step 4: Simplify right side
1,871,668,352.41x = 2,676,726,959,474,387,968 - Step 5: Solve for x
x = 2,676,726,959,474,387,968/1,871,668,352.41 - Step 6: Final answer
x = 1,430,128,877.28
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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.