Finding the Fourth Proportional to 141,881,208.96, 212,917,283.28 and 49,765,779.84
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Solution
The fourth proportional to 141,881,208.96, 212,917,283.28 and 49,765,779.84 is: 74,682,156.44
Step by Step Solution
- Step 1: Write the proportion equation
141,881,208.96 : 212,917,283.28 = 49,765,779.84 : x - Step 2: Convert to fraction form
141,881,208.96/212,917,283.28 = 49,765,779.84/x - Step 3: Cross multiply
141,881,208.96x = 212,917,283.28 × 49,765,779.84 - Step 4: Simplify right side
141,881,208.96x = 10,595,994,643,843,394 - Step 5: Solve for x
x = 10,595,994,643,843,394/141,881,208.96 - Step 6: Final answer
x = 74,682,156.44
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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.