Finding the Fourth Proportional to 198,466,813.10, 273,884,429.14 and 110,358,919.07
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Solution
The fourth proportional to 198,466,813.10, 273,884,429.14 and 110,358,919.07 is: 152,295,434.58
Step by Step Solution
- Step 1: Write the proportion equation
198,466,813.10 : 273,884,429.14 = 110,358,919.07 : x - Step 2: Convert to fraction form
198,466,813.10/273,884,429.14 = 110,358,919.07/x - Step 3: Cross multiply
198,466,813.10x = 273,884,429.14 × 110,358,919.07 - Step 4: Simplify right side
198,466,813.10x = 30,225,589,549,994,408 - Step 5: Solve for x
x = 30,225,589,549,994,408/198,466,813.10 - Step 6: Final answer
x = 152,295,434.58
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.