Finding the Fourth Proportional to 118,595,032.42, 178,007,347.86 and 57,227,309.32
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Solution
The fourth proportional to 118,595,032.42, 178,007,347.86 and 57,227,309.32 is: 85,896,359.65
Step by Step Solution
- Step 1: Write the proportion equation
118,595,032.42 : 178,007,347.86 = 57,227,309.32 : x - Step 2: Convert to fraction form
118,595,032.42/178,007,347.86 = 57,227,309.32/x - Step 3: Cross multiply
118,595,032.42x = 178,007,347.86 × 57,227,309.32 - Step 4: Simplify right side
118,595,032.42x = 10,186,881,557,217,060 - Step 5: Solve for x
x = 10,186,881,557,217,060/118,595,032.42 - Step 6: Final answer
x = 85,896,359.65
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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.