Finding the Fourth Proportional to 5,101,525,932.60, 7,652,288,898.90 and 2,157,130,216.20
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Solution
The fourth proportional to 5,101,525,932.60, 7,652,288,898.90 and 2,157,130,216.20 is: 3,235,695,324.30
Step by Step Solution
- Step 1: Write the proportion equation
5,101,525,932.60 : 7,652,288,898.90 = 2,157,130,216.20 : x - Step 2: Convert to fraction form
5,101,525,932.60/7,652,288,898.90 = 2,157,130,216.20/x - Step 3: Cross multiply
5,101,525,932.60x = 7,652,288,898.90 × 2,157,130,216.20 - Step 4: Simplify right side
5,101,525,932.60x = 16,506,983,606,909,014,016 - Step 5: Solve for x
x = 16,506,983,606,909,014,016/5,101,525,932.60 - Step 6: Final answer
x = 3,235,695,324.30
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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.