Finding the Fourth Proportional to 114,260,095.15, 157,727,199.64 and 77,140,653.94
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Solution
The fourth proportional to 114,260,095.15, 157,727,199.64 and 77,140,653.94 is: 106,486,689.94
Step by Step Solution
- Step 1: Write the proportion equation
114,260,095.15 : 157,727,199.64 = 77,140,653.94 : x - Step 2: Convert to fraction form
114,260,095.15/157,727,199.64 = 77,140,653.94/x - Step 3: Cross multiply
114,260,095.15x = 157,727,199.64 × 77,140,653.94 - Step 4: Simplify right side
114,260,095.15x = 12,167,179,324,354,532 - Step 5: Solve for x
x = 12,167,179,324,354,532/114,260,095.15 - Step 6: Final answer
x = 106,486,689.94
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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.