Finding the Fourth Proportional to 53,886,446.68, 74,363,326.20 and 29,106,633.40
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Solution
The fourth proportional to 53,886,446.68, 74,363,326.20 and 29,106,633.40 is: 40,167,170.18
Step by Step Solution
- Step 1: Write the proportion equation
53,886,446.68 : 74,363,326.20 = 29,106,633.40 : x - Step 2: Convert to fraction form
53,886,446.68/74,363,326.20 = 29,106,633.40/x - Step 3: Cross multiply
53,886,446.68x = 74,363,326.20 × 29,106,633.40 - Step 4: Simplify right side
53,886,446.68x = 2,164,466,074,108,015 - Step 5: Solve for x
x = 2,164,466,074,108,015/53,886,446.68 - Step 6: Final answer
x = 40,167,170.18
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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.