Finding the Fourth Proportional to 141,769,993.62, 195,512,574.16 and 97,180,765.12
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Solution
The fourth proportional to 141,769,993.62, 195,512,574.16 and 97,180,765.12 is: 134,020,331.54
Step by Step Solution
- Step 1: Write the proportion equation
141,769,993.62 : 195,512,574.16 = 97,180,765.12 : x - Step 2: Convert to fraction form
141,769,993.62/195,512,574.16 = 97,180,765.12/x - Step 3: Cross multiply
141,769,993.62x = 195,512,574.16 × 97,180,765.12 - Step 4: Simplify right side
141,769,993.62x = 19,000,061,547,815,408 - Step 5: Solve for x
x = 19,000,061,547,815,408/141,769,993.62 - Step 6: Final answer
x = 134,020,331.54
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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.