Finding the Fourth Proportional to 559,624,621.05, 839,436,931.58 and 176,622,406.65
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Solution
The fourth proportional to 559,624,621.05, 839,436,931.58 and 176,622,406.65 is: 264,933,609.98
Step by Step Solution
- Step 1: Write the proportion equation
559,624,621.05 : 839,436,931.58 = 176,622,406.65 : x - Step 2: Convert to fraction form
559,624,621.05/839,436,931.58 = 176,622,406.65/x - Step 3: Cross multiply
559,624,621.05x = 839,436,931.58 × 176,622,406.65 - Step 4: Simplify right side
559,624,621.05x = 148,263,371,085,667,904 - Step 5: Solve for x
x = 148,263,371,085,667,904/559,624,621.05 - Step 6: Final answer
x = 264,933,609.98
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1.5x scale
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.