Finding the Fourth Proportional to 479,729,991,404.08, 719,594,943,409.26 and 211,118,971,515.36
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Solution
The fourth proportional to 479,729,991,404.08, 719,594,943,409.26 and 211,118,971,515.36 is: 316,678,438,042.98
Step by Step Solution
- Step 1: Write the proportion equation
479,729,991,404.08 : 719,594,943,409.26 = 211,118,971,515.36 : x - Step 2: Convert to fraction form
479,729,991,404.08/719,594,943,409.26 = 211,118,971,515.36/x - Step 3: Cross multiply
479,729,991,404.08x = 719,594,943,409.26 × 211,118,971,515.36 - Step 4: Simplify right side
479,729,991,404.08x = 151,920,144,360,216,635,375,616 - Step 5: Solve for x
x = 151,920,144,360,216,635,375,616/479,729,991,404.08 - Step 6: Final answer
x = 316,678,438,042.98
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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.