Finding the Fourth Proportional to 133,121,513.97, 183,704,165.03 and 74,384,661.86
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Solution
The fourth proportional to 133,121,513.97, 183,704,165.03 and 74,384,661.86 is: 102,648,864.10
Step by Step Solution
- Step 1: Write the proportion equation
133,121,513.97 : 183,704,165.03 = 74,384,661.86 : x - Step 2: Convert to fraction form
133,121,513.97/183,704,165.03 = 74,384,661.86/x - Step 3: Cross multiply
133,121,513.97x = 183,704,165.03 × 74,384,661.86 - Step 4: Simplify right side
133,121,513.97x = 13,664,772,196,739,744 - Step 5: Solve for x
x = 13,664,772,196,739,744/133,121,513.97 - Step 6: Final answer
x = 102,648,864.10
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.