Finding the Fourth Proportional to 2,052,868,310.40, 3,079,302,465.60 and 962,461,603.20
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Solution
The fourth proportional to 2,052,868,310.40, 3,079,302,465.60 and 962,461,603.20 is: 1,443,692,404.80
Step by Step Solution
- Step 1: Write the proportion equation
2,052,868,310.40 : 3,079,302,465.60 = 962,461,603.20 : x - Step 2: Convert to fraction form
2,052,868,310.40/3,079,302,465.60 = 962,461,603.20/x - Step 3: Cross multiply
2,052,868,310.40x = 3,079,302,465.60 × 962,461,603.20 - Step 4: Simplify right side
2,052,868,310.40x = 2,963,710,387,779,088,896 - Step 5: Solve for x
x = 2,963,710,387,779,088,896/2,052,868,310.40 - Step 6: Final answer
x = 1,443,692,404.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.