Finding the Fourth Proportional to 101,008,877.76, 139,355,635.68 and 82,751,451.84
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Solution
The fourth proportional to 101,008,877.76, 139,355,635.68 and 82,751,451.84 is: 114,167,006.21
Step by Step Solution
- Step 1: Write the proportion equation
101,008,877.76 : 139,355,635.68 = 82,751,451.84 : x - Step 2: Convert to fraction form
101,008,877.76/139,355,635.68 = 82,751,451.84/x - Step 3: Cross multiply
101,008,877.76x = 139,355,635.68 × 82,751,451.84 - Step 4: Simplify right side
101,008,877.76x = 11,531,881,174,606,106 - Step 5: Solve for x
x = 11,531,881,174,606,106/101,008,877.76 - Step 6: Final answer
x = 114,167,006.21
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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.