Finding the Fourth Proportional to 135,209,215.25, 202,813,507.51 and 88,815,548.63
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Solution
The fourth proportional to 135,209,215.25, 202,813,507.51 and 88,815,548.63 is: 133,223,115.80
Step by Step Solution
- Step 1: Write the proportion equation
135,209,215.25 : 202,813,507.51 = 88,815,548.63 : x - Step 2: Convert to fraction form
135,209,215.25/202,813,507.51 = 88,815,548.63/x - Step 3: Cross multiply
135,209,215.25x = 202,813,507.51 × 88,815,548.63 - Step 4: Simplify right side
135,209,215.25x = 18,012,992,939,289,382 - Step 5: Solve for x
x = 18,012,992,939,289,382/135,209,215.25 - Step 6: Final answer
x = 133,223,115.80
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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.