Finding the Fourth Proportional to 338,594,197.25, 507,769,421.66 and 117,205,382.81
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Solution
The fourth proportional to 338,594,197.25, 507,769,421.66 and 117,205,382.81 is: 175,765,887.09
Step by Step Solution
- Step 1: Write the proportion equation
338,594,197.25 : 507,769,421.66 = 117,205,382.81 : x - Step 2: Convert to fraction form
338,594,197.25/507,769,421.66 = 117,205,382.81/x - Step 3: Cross multiply
338,594,197.25x = 507,769,421.66 × 117,205,382.81 - Step 4: Simplify right side
338,594,197.25x = 59,513,309,444,286,576 - Step 5: Solve for x
x = 59,513,309,444,286,576/338,594,197.25 - Step 6: Final answer
x = 175,765,887.09
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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.