Finding the Fourth Proportional to 158,967,955.68, 219,343,618.62 and 92,875,689.42
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Solution
The fourth proportional to 158,967,955.68, 219,343,618.62 and 92,875,689.42 is: 128,149,662.06
Step by Step Solution
- Step 1: Write the proportion equation
158,967,955.68 : 219,343,618.62 = 92,875,689.42 : x - Step 2: Convert to fraction form
158,967,955.68/219,343,618.62 = 92,875,689.42/x - Step 3: Cross multiply
158,967,955.68x = 219,343,618.62 × 92,875,689.42 - Step 4: Simplify right side
158,967,955.68x = 20,371,689,799,210,048 - Step 5: Solve for x
x = 20,371,689,799,210,048/158,967,955.68 - Step 6: Final answer
x = 128,149,662.06
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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.