Finding the Fourth Proportional to 7,984,996,663.32, 11,018,555,905.59 and 4,416,626,768.40
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Solution
The fourth proportional to 7,984,996,663.32, 11,018,555,905.59 and 4,416,626,768.40 is: 6,094,535,917.00
Step by Step Solution
- Step 1: Write the proportion equation
7,984,996,663.32 : 11,018,555,905.59 = 4,416,626,768.40 : x - Step 2: Convert to fraction form
7,984,996,663.32/11,018,555,905.59 = 4,416,626,768.40/x - Step 3: Cross multiply
7,984,996,663.32x = 11,018,555,905.59 × 4,416,626,768.40 - Step 4: Simplify right side
7,984,996,663.32x = 48,664,848,961,740,693,504 - Step 5: Solve for x
x = 48,664,848,961,740,693,504/7,984,996,663.32 - Step 6: Final answer
x = 6,094,535,917.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.