Finding the Fourth Proportional to 708,589,070.70, 1,062,883,606.05 and 662,672,568.30
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Solution
The fourth proportional to 708,589,070.70, 1,062,883,606.05 and 662,672,568.30 is: 994,008,852.45
Step by Step Solution
- Step 1: Write the proportion equation
708,589,070.70 : 1,062,883,606.05 = 662,672,568.30 : x - Step 2: Convert to fraction form
708,589,070.70/1,062,883,606.05 = 662,672,568.30/x - Step 3: Cross multiply
708,589,070.70x = 1,062,883,606.05 × 662,672,568.30 - Step 4: Simplify right side
708,589,070.70x = 704,343,809,025,118,848 - Step 5: Solve for x
x = 704,343,809,025,118,848/708,589,070.70 - Step 6: Final answer
x = 994,008,852.45
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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.