Finding the Fourth Proportional to 1,148,704,252.99, 1,723,557,562.08 and 402,255,775.15
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Solution
The fourth proportional to 1,148,704,252.99, 1,723,557,562.08 and 402,255,775.15 is: 603,559,167.95
Step by Step Solution
- Step 1: Write the proportion equation
1,148,704,252.99 : 1,723,557,562.08 = 402,255,775.15 : x - Step 2: Convert to fraction form
1,148,704,252.99/1,723,557,562.08 = 402,255,775.15/x - Step 3: Cross multiply
1,148,704,252.99x = 1,723,557,562.08 × 402,255,775.15 - Step 4: Simplify right side
1,148,704,252.99x = 693,310,983,150,134,528 - Step 5: Solve for x
x = 693,310,983,150,134,528/1,148,704,252.99 - Step 6: Final answer
x = 603,559,167.95
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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.