Finding the Fourth Proportional to 673,559,770.41, 1,010,375,872.38 and 213,533,811.99
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Solution
The fourth proportional to 673,559,770.41, 1,010,375,872.38 and 213,533,811.99 is: 320,312,199.53
Step by Step Solution
- Step 1: Write the proportion equation
673,559,770.41 : 1,010,375,872.38 = 213,533,811.99 : x - Step 2: Convert to fraction form
673,559,770.41/1,010,375,872.38 = 213,533,811.99/x - Step 3: Cross multiply
673,559,770.41x = 1,010,375,872.38 × 213,533,811.99 - Step 4: Simplify right side
673,559,770.41x = 215,749,411,572,023,168 - Step 5: Solve for x
x = 215,749,411,572,023,168/673,559,770.41 - Step 6: Final answer
x = 320,312,199.53
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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.