Finding the Fourth Proportional to 117,035,260.09, 161,508,655.97 and 64,827,658.78
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Solution
The fourth proportional to 117,035,260.09, 161,508,655.97 and 64,827,658.78 is: 89,462,167.48
Step by Step Solution
- Step 1: Write the proportion equation
117,035,260.09 : 161,508,655.97 = 64,827,658.78 : x - Step 2: Convert to fraction form
117,035,260.09/161,508,655.97 = 64,827,658.78/x - Step 3: Cross multiply
117,035,260.09x = 161,508,655.97 × 64,827,658.78 - Step 4: Simplify right side
117,035,260.09x = 10,470,228,039,239,570 - Step 5: Solve for x
x = 10,470,228,039,239,570/117,035,260.09 - Step 6: Final answer
x = 89,462,167.48
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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.