Finding the Fourth Proportional to 138,285,867.74, 207,576,471.08 and 59,541,382.94
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Solution
The fourth proportional to 138,285,867.74, 207,576,471.08 and 59,541,382.94 is: 89,375,656.06
Step by Step Solution
- Step 1: Write the proportion equation
138,285,867.74 : 207,576,471.08 = 59,541,382.94 : x - Step 2: Convert to fraction form
138,285,867.74/207,576,471.08 = 59,541,382.94/x - Step 3: Cross multiply
138,285,867.74x = 207,576,471.08 × 59,541,382.94 - Step 4: Simplify right side
138,285,867.74x = 12,359,390,153,019,088 - Step 5: Solve for x
x = 12,359,390,153,019,088/138,285,867.74 - Step 6: Final answer
x = 89,375,656.06
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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.