Finding the Fourth Proportional to 87,060,797,542.08, 130,530,480,119.40 and 38,575,192,681.08
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Solution
The fourth proportional to 87,060,797,542.08, 130,530,480,119.40 and 38,575,192,681.08 is: 57,835,886,685.12
Step by Step Solution
- Step 1: Write the proportion equation
87,060,797,542.08 : 130,530,480,119.40 = 38,575,192,681.08 : x - Step 2: Convert to fraction form
87,060,797,542.08/130,530,480,119.40 = 38,575,192,681.08/x - Step 3: Cross multiply
87,060,797,542.08x = 130,530,480,119.40 × 38,575,192,681.08 - Step 4: Simplify right side
87,060,797,542.08x = 5,035,238,421,359,737,438,208 - Step 5: Solve for x
x = 5,035,238,421,359,737,438,208/87,060,797,542.08 - Step 6: Final answer
x = 57,835,886,685.12
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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.