Finding the Fourth Proportional to 108,873,885.30, 163,310,827.95 and 96,119,301.30
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Solution
The fourth proportional to 108,873,885.30, 163,310,827.95 and 96,119,301.30 is: 144,178,951.95
Step by Step Solution
- Step 1: Write the proportion equation
108,873,885.30 : 163,310,827.95 = 96,119,301.30 : x - Step 2: Convert to fraction form
108,873,885.30/163,310,827.95 = 96,119,301.30/x - Step 3: Cross multiply
108,873,885.30x = 163,310,827.95 × 96,119,301.30 - Step 4: Simplify right side
108,873,885.30x = 15,697,322,677,278,510 - Step 5: Solve for x
x = 15,697,322,677,278,510/108,873,885.30 - Step 6: Final answer
x = 144,178,951.95
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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.