Finding the Fourth Proportional to 194,237,972.88, 291,564,368.93 and 83,628,419.44
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Solution
The fourth proportional to 194,237,972.88, 291,564,368.93 and 83,628,419.44 is: 125,531,928.58
Step by Step Solution
- Step 1: Write the proportion equation
194,237,972.88 : 291,564,368.93 = 83,628,419.44 : x - Step 2: Convert to fraction form
194,237,972.88/291,564,368.93 = 83,628,419.44/x - Step 3: Cross multiply
194,237,972.88x = 291,564,368.93 × 83,628,419.44 - Step 4: Simplify right side
194,237,972.88x = 24,383,067,338,636,944 - Step 5: Solve for x
x = 24,383,067,338,636,944/194,237,972.88 - Step 6: Final answer
x = 125,531,928.58
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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.