Finding the Fourth Proportional to 191,348,385.23, 287,068,297.08 and 61,956,137.68
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Solution
The fourth proportional to 191,348,385.23, 287,068,297.08 and 61,956,137.68 is: 92,949,009.82
Step by Step Solution
- Step 1: Write the proportion equation
191,348,385.23 : 287,068,297.08 = 61,956,137.68 : x - Step 2: Convert to fraction form
191,348,385.23/287,068,297.08 = 61,956,137.68/x - Step 3: Cross multiply
191,348,385.23x = 287,068,297.08 × 61,956,137.68 - Step 4: Simplify right side
191,348,385.23x = 17,785,642,937,451,620 - Step 5: Solve for x
x = 17,785,642,937,451,620/191,348,385.23 - Step 6: Final answer
x = 92,949,009.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.