Finding the Fourth Proportional to 708,589,035.90, 1,062,883,553.85 and 450,946,439.10
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Solution
The fourth proportional to 708,589,035.90, 1,062,883,553.85 and 450,946,439.10 is: 676,419,658.65
Step by Step Solution
- Step 1: Write the proportion equation
708,589,035.90 : 1,062,883,553.85 = 450,946,439.10 : x - Step 2: Convert to fraction form
708,589,035.90/1,062,883,553.85 = 450,946,439.10/x - Step 3: Cross multiply
708,589,035.90x = 1,062,883,553.85 × 450,946,439.10 - Step 4: Simplify right side
708,589,035.90x = 479,303,553,786,610,624 - Step 5: Solve for x
x = 479,303,553,786,610,624/708,589,035.90 - Step 6: Final answer
x = 676,419,658.65
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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.