Finding the Fourth Proportional to 9,507,919,840.12, 14,262,338,447.45 and 3,126,315,639.58
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Solution
The fourth proportional to 9,507,919,840.12, 14,262,338,447.45 and 3,126,315,639.58 is: 4,689,624,281.12
Step by Step Solution
- Step 1: Write the proportion equation
9,507,919,840.12 : 14,262,338,447.45 = 3,126,315,639.58 : x - Step 2: Convert to fraction form
9,507,919,840.12/14,262,338,447.45 = 3,126,315,639.58/x - Step 3: Cross multiply
9,507,919,840.12x = 14,262,338,447.45 × 3,126,315,639.58 - Step 4: Simplify right side
9,507,919,840.12x = 44,588,571,745,195,278,336 - Step 5: Solve for x
x = 44,588,571,745,195,278,336/9,507,919,840.12 - Step 6: Final answer
x = 4,689,624,281.12
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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.