Finding the Fourth Proportional to 135,157,004.91, 202,735,839.59 and 38,113,221.11
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Solution
The fourth proportional to 135,157,004.91, 202,735,839.59 and 38,113,221.11 is: 57,169,925.34
Step by Step Solution
- Step 1: Write the proportion equation
135,157,004.91 : 202,735,839.59 = 38,113,221.11 : x - Step 2: Convert to fraction form
135,157,004.91/202,735,839.59 = 38,113,221.11/x - Step 3: Cross multiply
135,157,004.91x = 202,735,839.59 × 38,113,221.11 - Step 4: Simplify right side
135,157,004.91x = 7,726,915,880,010,916 - Step 5: Solve for x
x = 7,726,915,880,010,916/135,157,004.91 - Step 6: Final answer
x = 57,169,925.34
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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.