Finding the Fourth Proportional to 9,199,522,763.32, 12,705,813,515.12 and 6,183,539,327.92
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Solution
The fourth proportional to 9,199,522,763.32, 12,705,813,515.12 and 6,183,539,327.92 is: 8,540,323,186.90
Step by Step Solution
- Step 1: Write the proportion equation
9,199,522,763.32 : 12,705,813,515.12 = 6,183,539,327.92 : x - Step 2: Convert to fraction form
9,199,522,763.32/12,705,813,515.12 = 6,183,539,327.92/x - Step 3: Cross multiply
9,199,522,763.32x = 12,705,813,515.12 × 6,183,539,327.92 - Step 4: Simplify right side
9,199,522,763.32x = 78,566,897,563,961,982,976 - Step 5: Solve for x
x = 78,566,897,563,961,982,976/9,199,522,763.32 - Step 6: Final answer
x = 8,540,323,186.90
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1.5x scale
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.