Finding the Fourth Proportional to 1,733,170,318.92, 2,391,775,040.16 and 990,630,325.08
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Solution
The fourth proportional to 1,733,170,318.92, 2,391,775,040.16 and 990,630,325.08 is: 1,367,069,848.64
Step by Step Solution
- Step 1: Write the proportion equation
1,733,170,318.92 : 2,391,775,040.16 = 990,630,325.08 : x - Step 2: Convert to fraction form
1,733,170,318.92/2,391,775,040.16 = 990,630,325.08/x - Step 3: Cross multiply
1,733,170,318.92x = 2,391,775,040.16 × 990,630,325.08 - Step 4: Simplify right side
1,733,170,318.92x = 2,369,364,885,551,930,880 - Step 5: Solve for x
x = 2,369,364,885,551,930,880/1,733,170,318.92 - Step 6: Final answer
x = 1,367,069,848.64
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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.