Finding the Fourth Proportional to 258,232,844.86, 387,351,010.06 and 94,403,202.74
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Solution
The fourth proportional to 258,232,844.86, 387,351,010.06 and 94,403,202.74 is: 141,605,441.22
Step by Step Solution
- Step 1: Write the proportion equation
258,232,844.86 : 387,351,010.06 = 94,403,202.74 : x - Step 2: Convert to fraction form
258,232,844.86/387,351,010.06 = 94,403,202.74/x - Step 3: Cross multiply
258,232,844.86x = 387,351,010.06 × 94,403,202.74 - Step 4: Simplify right side
258,232,844.86x = 36,567,175,933,783,984 - Step 5: Solve for x
x = 36,567,175,933,783,984/258,232,844.86 - Step 6: Final answer
x = 141,605,441.22
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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.