Finding the Fourth Proportional to 147,471,701.06, 202,964,909.55 and 108,251,355.26
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Solution
The fourth proportional to 147,471,701.06, 202,964,909.55 and 108,251,355.26 is: 148,986,052.04
Step by Step Solution
- Step 1: Write the proportion equation
147,471,701.06 : 202,964,909.55 = 108,251,355.26 : x - Step 2: Convert to fraction form
147,471,701.06/202,964,909.55 = 108,251,355.26/x - Step 3: Cross multiply
147,471,701.06x = 202,964,909.55 × 108,251,355.26 - Step 4: Simplify right side
147,471,701.06x = 21,971,226,529,010,820 - Step 5: Solve for x
x = 21,971,226,529,010,820/147,471,701.06 - Step 6: Final answer
x = 148,986,052.04
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.