Finding the Fourth Proportional to 185,588,657.87, 278,278,054.73 and 61,057,587.58
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Solution
The fourth proportional to 185,588,657.87, 278,278,054.73 and 61,057,587.58 is: 91,551,859.32
Step by Step Solution
- Step 1: Write the proportion equation
185,588,657.87 : 278,278,054.73 = 61,057,587.58 : x - Step 2: Convert to fraction form
185,588,657.87/278,278,054.73 = 61,057,587.58/x - Step 3: Cross multiply
185,588,657.87x = 278,278,054.73 × 61,057,587.58 - Step 4: Simplify right side
185,588,657.87x = 16,990,986,697,268,026 - Step 5: Solve for x
x = 16,990,986,697,268,026/185,588,657.87 - Step 6: Final answer
x = 91,551,859.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.