Finding the Fourth Proportional to 3,024,864,027.60, 4,537,296,041.40 and 727,149,339.60
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Solution
The fourth proportional to 3,024,864,027.60, 4,537,296,041.40 and 727,149,339.60 is: 1,090,724,009.40
Step by Step Solution
- Step 1: Write the proportion equation
3,024,864,027.60 : 4,537,296,041.40 = 727,149,339.60 : x - Step 2: Convert to fraction form
3,024,864,027.60/4,537,296,041.40 = 727,149,339.60/x - Step 3: Cross multiply
3,024,864,027.60x = 4,537,296,041.40 × 727,149,339.60 - Step 4: Simplify right side
3,024,864,027.60x = 3,299,291,820,073,703,936 - Step 5: Solve for x
x = 3,299,291,820,073,703,936/3,024,864,027.60 - Step 6: Final answer
x = 1,090,724,009.40
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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.