Finding the Fourth Proportional to 860,773,380.11, 1,289,814,859.99 and 598,969,444.62
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Solution
The fourth proportional to 860,773,380.11, 1,289,814,859.99 and 598,969,444.62 is: 897,518,101.98
Step by Step Solution
- Step 1: Write the proportion equation
860,773,380.11 : 1,289,814,859.99 = 598,969,444.62 : x - Step 2: Convert to fraction form
860,773,380.11/1,289,814,859.99 = 598,969,444.62/x - Step 3: Cross multiply
860,773,380.11x = 1,289,814,859.99 × 598,969,444.62 - Step 4: Simplify right side
860,773,380.11x = 772,559,690,350,833,408 - Step 5: Solve for x
x = 772,559,690,350,833,408/860,773,380.11 - Step 6: Final answer
x = 897,518,101.98
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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.