Finding the Fourth Proportional to 624,937,349.06, 937,588,041.94 and 279,810,263.42
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Solution
The fourth proportional to 624,937,349.06, 937,588,041.94 and 279,810,263.42 is: 419,796,892.26
Step by Step Solution
- Step 1: Write the proportion equation
624,937,349.06 : 937,588,041.94 = 279,810,263.42 : x - Step 2: Convert to fraction form
624,937,349.06/937,588,041.94 = 279,810,263.42/x - Step 3: Cross multiply
624,937,349.06x = 937,588,041.94 × 279,810,263.42 - Step 4: Simplify right side
624,937,349.06x = 262,346,756,994,673,440 - Step 5: Solve for x
x = 262,346,756,994,673,440/624,937,349.06 - Step 6: Final answer
x = 419,796,892.26
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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.