Finding the Fourth Proportional to 704,158,960.05, 1,056,238,440.08 and 674,303,785.65
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Solution
The fourth proportional to 704,158,960.05, 1,056,238,440.08 and 674,303,785.65 is: 1,011,455,678.48
Step by Step Solution
- Step 1: Write the proportion equation
704,158,960.05 : 1,056,238,440.08 = 674,303,785.65 : x - Step 2: Convert to fraction form
704,158,960.05/1,056,238,440.08 = 674,303,785.65/x - Step 3: Cross multiply
704,158,960.05x = 1,056,238,440.08 × 674,303,785.65 - Step 4: Simplify right side
704,158,960.05x = 712,225,578,691,623,168 - Step 5: Solve for x
x = 712,225,578,691,623,168/704,158,960.05 - Step 6: Final answer
x = 1,011,455,678.48
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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.