Finding the Fourth Proportional to 782,433,110.70, 1,173,649,666.05 and 552,850,598.70
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Solution
The fourth proportional to 782,433,110.70, 1,173,649,666.05 and 552,850,598.70 is: 829,275,898.05
Step by Step Solution
- Step 1: Write the proportion equation
782,433,110.70 : 1,173,649,666.05 = 552,850,598.70 : x - Step 2: Convert to fraction form
782,433,110.70/1,173,649,666.05 = 552,850,598.70/x - Step 3: Cross multiply
782,433,110.70x = 1,173,649,666.05 × 552,850,598.70 - Step 4: Simplify right side
782,433,110.70x = 648,852,920,539,797,632 - Step 5: Solve for x
x = 648,852,920,539,797,632/782,433,110.70 - Step 6: Final answer
x = 829,275,898.05
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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.