Finding the Fourth Proportional to 7,243,344,134.40, 10,865,016,201.60 and 6,018,904,070.40
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Solution
The fourth proportional to 7,243,344,134.40, 10,865,016,201.60 and 6,018,904,070.40 is: 9,028,356,105.60
Step by Step Solution
- Step 1: Write the proportion equation
7,243,344,134.40 : 10,865,016,201.60 = 6,018,904,070.40 : x - Step 2: Convert to fraction form
7,243,344,134.40/10,865,016,201.60 = 6,018,904,070.40/x - Step 3: Cross multiply
7,243,344,134.40x = 10,865,016,201.60 × 6,018,904,070.40 - Step 4: Simplify right side
7,243,344,134.40x = 65,395,490,240,772,186,112 - Step 5: Solve for x
x = 65,395,490,240,772,186,112/7,243,344,134.40 - Step 6: Final answer
x = 9,028,356,105.60
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Double scale
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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.