Finding the Fourth Proportional to 139,249,446.05, 208,881,107.07 and 52,994,537.84
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Solution
The fourth proportional to 139,249,446.05, 208,881,107.07 and 52,994,537.84 is: 79,494,447.17
Step by Step Solution
- Step 1: Write the proportion equation
139,249,446.05 : 208,881,107.07 = 52,994,537.84 : x - Step 2: Convert to fraction form
139,249,446.05/208,881,107.07 = 52,994,537.84/x - Step 3: Cross multiply
139,249,446.05x = 208,881,107.07 × 52,994,537.84 - Step 4: Simplify right side
139,249,446.05x = 11,069,557,731,637,800 - Step 5: Solve for x
x = 11,069,557,731,637,800/139,249,446.05 - Step 6: Final answer
x = 79,494,447.17
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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.