Finding the Fourth Proportional to 257,094,801.44, 385,590,641.91 and 125,880,542.31
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Solution
The fourth proportional to 257,094,801.44, 385,590,641.91 and 125,880,542.31 is: 188,795,568.18
Step by Step Solution
- Step 1: Write the proportion equation
257,094,801.44 : 385,590,641.91 = 125,880,542.31 : x - Step 2: Convert to fraction form
257,094,801.44/385,590,641.91 = 125,880,542.31/x - Step 3: Cross multiply
257,094,801.44x = 385,590,641.91 × 125,880,542.31 - Step 4: Simplify right side
257,094,801.44x = 48,538,359,113,291,816 - Step 5: Solve for x
x = 48,538,359,113,291,816/257,094,801.44 - Step 6: Final answer
x = 188,795,568.18
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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.