Finding the Fourth Proportional to 422,024,774.20, 633,149,135.70 and 149,367,110.20
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Solution
The fourth proportional to 422,024,774.20, 633,149,135.70 and 149,367,110.20 is: 224,090,296.37
Step by Step Solution
- Step 1: Write the proportion equation
422,024,774.20 : 633,149,135.70 = 149,367,110.20 : x - Step 2: Convert to fraction form
422,024,774.20/633,149,135.70 = 149,367,110.20/x - Step 3: Cross multiply
422,024,774.20x = 633,149,135.70 × 149,367,110.20 - Step 4: Simplify right side
422,024,774.20x = 94,571,656,725,136,656 - Step 5: Solve for x
x = 94,571,656,725,136,656/422,024,774.20 - Step 6: Final answer
x = 224,090,296.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.