Finding the Fourth Proportional to 87,060,797,435.08, 130,530,479,959.21 and 38,575,192,574.19
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Solution
The fourth proportional to 87,060,797,435.08, 130,530,479,959.21 and 38,575,192,574.19 is: 57,835,886,524.96
Step by Step Solution
- Step 1: Write the proportion equation
87,060,797,435.08 : 130,530,479,959.21 = 38,575,192,574.19 : x - Step 2: Convert to fraction form
87,060,797,435.08/130,530,479,959.21 = 38,575,192,574.19/x - Step 3: Cross multiply
87,060,797,435.08x = 130,530,479,959.21 × 38,575,192,574.19 - Step 4: Simplify right side
87,060,797,435.08x = 5,035,238,401,227,974,770,688 - Step 5: Solve for x
x = 5,035,238,401,227,974,770,688/87,060,797,435.08 - Step 6: Final answer
x = 57,835,886,524.96
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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.