Finding the Fourth Proportional to 1,066,458,497.20, 1,599,687,745.80 and 549,897,845.20
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Solution
The fourth proportional to 1,066,458,497.20, 1,599,687,745.80 and 549,897,845.20 is: 824,846,767.80
Step by Step Solution
- Step 1: Write the proportion equation
1,066,458,497.20 : 1,599,687,745.80 = 549,897,845.20 : x - Step 2: Convert to fraction form
1,066,458,497.20/1,599,687,745.80 = 549,897,845.20/x - Step 3: Cross multiply
1,066,458,497.20x = 1,599,687,745.80 × 549,897,845.20 - Step 4: Simplify right side
1,066,458,497.20x = 879,664,844,408,265,344 - Step 5: Solve for x
x = 879,664,844,408,265,344/1,066,458,497.20 - Step 6: Final answer
x = 824,846,767.80
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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.