Finding the Fourth Proportional to 376,358,048.07, 519,343,656.75 and 217,598,356.96
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Solution
The fourth proportional to 376,358,048.07, 519,343,656.75 and 217,598,356.96 is: 300,268,127.61
Step by Step Solution
- Step 1: Write the proportion equation
376,358,048.07 : 519,343,656.75 = 217,598,356.96 : x - Step 2: Convert to fraction form
376,358,048.07/519,343,656.75 = 217,598,356.96/x - Step 3: Cross multiply
376,358,048.07x = 519,343,656.75 × 217,598,356.96 - Step 4: Simplify right side
376,358,048.07x = 113,008,326,405,310,224 - Step 5: Solve for x
x = 113,008,326,405,310,224/376,358,048.07 - Step 6: Final answer
x = 300,268,127.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.