Finding the Fourth Proportional to 531,442,358.10, 797,163,537.15 and 446,789,711.70
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Solution
The fourth proportional to 531,442,358.10, 797,163,537.15 and 446,789,711.70 is: 670,184,567.55
Step by Step Solution
- Step 1: Write the proportion equation
531,442,358.10 : 797,163,537.15 = 446,789,711.70 : x - Step 2: Convert to fraction form
531,442,358.10/797,163,537.15 = 446,789,711.70/x - Step 3: Cross multiply
531,442,358.10x = 797,163,537.15 × 446,789,711.70 - Step 4: Simplify right side
531,442,358.10x = 356,164,466,941,000,704 - Step 5: Solve for x
x = 356,164,466,941,000,704/531,442,358.10 - Step 6: Final answer
x = 670,184,567.55
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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.