Finding the Fourth Proportional to 148,985,519.96, 223,487,728.90 and 46,753,589.08
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Solution
The fourth proportional to 148,985,519.96, 223,487,728.90 and 46,753,589.08 is: 70,133,348.83
Step by Step Solution
- Step 1: Write the proportion equation
148,985,519.96 : 223,487,728.90 = 46,753,589.08 : x - Step 2: Convert to fraction form
148,985,519.96/223,487,728.90 = 46,753,589.08/x - Step 3: Cross multiply
148,985,519.96x = 223,487,728.90 × 46,753,589.08 - Step 4: Simplify right side
148,985,519.96x = 10,448,853,441,413,040 - Step 5: Solve for x
x = 10,448,853,441,413,040/148,985,519.96 - Step 6: Final answer
x = 70,133,348.83
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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.