Finding the Fourth Proportional to 475,067,963.36, 712,600,519.49 and 120,541,559.48
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Solution
The fourth proportional to 475,067,963.36, 712,600,519.49 and 120,541,559.48 is: 180,811,977.50
Step by Step Solution
- Step 1: Write the proportion equation
475,067,963.36 : 712,600,519.49 = 120,541,559.48 : x - Step 2: Convert to fraction form
475,067,963.36/712,600,519.49 = 120,541,559.48/x - Step 3: Cross multiply
475,067,963.36x = 712,600,519.49 × 120,541,559.48 - Step 4: Simplify right side
475,067,963.36x = 85,897,977,901,417,024 - Step 5: Solve for x
x = 85,897,977,901,417,024/475,067,963.36 - Step 6: Final answer
x = 180,811,977.50
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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.