Finding the Fourth Proportional to 106,291,207.90, 159,184,869.45 and 106,291,207.90
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Solution
The fourth proportional to 106,291,207.90, 159,184,869.45 and 106,291,207.90 is: 159,184,869.45
Step by Step Solution
- Step 1: Write the proportion equation
106,291,207.90 : 159,184,869.45 = 106,291,207.90 : x - Step 2: Convert to fraction form
106,291,207.90/159,184,869.45 = 106,291,207.90/x - Step 3: Cross multiply
106,291,207.90x = 159,184,869.45 × 106,291,207.90 - Step 4: Simplify right side
106,291,207.90x = 16,919,952,053,244,308 - Step 5: Solve for x
x = 16,919,952,053,244,308/106,291,207.90 - Step 6: Final answer
x = 159,184,869.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.