Finding the Fourth Proportional to 274,552,736.48, 378,881,482.44 and 149,104,054.52
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Solution
The fourth proportional to 274,552,736.48, 378,881,482.44 and 149,104,054.52 is: 205,762,892.55
Step by Step Solution
- Step 1: Write the proportion equation
274,552,736.48 : 378,881,482.44 = 149,104,054.52 : x - Step 2: Convert to fraction form
274,552,736.48/378,881,482.44 = 149,104,054.52/x - Step 3: Cross multiply
274,552,736.48x = 378,881,482.44 × 149,104,054.52 - Step 4: Simplify right side
274,552,736.48x = 56,492,765,214,352,184 - Step 5: Solve for x
x = 56,492,765,214,352,184/274,552,736.48 - Step 6: Final answer
x = 205,762,892.55
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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.