Finding the Fourth Proportional to 8,926,058,321.76, 13,391,024,585.28 and 2,715,062,182.20
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Solution
The fourth proportional to 8,926,058,321.76, 13,391,024,585.28 and 2,715,062,182.20 is: 4,073,182,486.81
Step by Step Solution
- Step 1: Write the proportion equation
8,926,058,321.76 : 13,391,024,585.28 = 2,715,062,182.20 : x - Step 2: Convert to fraction form
8,926,058,321.76/13,391,024,585.28 = 2,715,062,182.20/x - Step 3: Cross multiply
8,926,058,321.76x = 13,391,024,585.28 × 2,715,062,182.20 - Step 4: Simplify right side
8,926,058,321.76x = 36,357,464,432,404,164,608 - Step 5: Solve for x
x = 36,357,464,432,404,164,608/8,926,058,321.76 - Step 6: Final answer
x = 4,073,182,486.81
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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.