Finding the Fourth Proportional to 3,950,147,417.20, 5,925,221,125.80 and 1,622,754,701.80
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Solution
The fourth proportional to 3,950,147,417.20, 5,925,221,125.80 and 1,622,754,701.80 is: 2,434,132,052.70
Step by Step Solution
- Step 1: Write the proportion equation
3,950,147,417.20 : 5,925,221,125.80 = 1,622,754,701.80 : x - Step 2: Convert to fraction form
3,950,147,417.20/5,925,221,125.80 = 1,622,754,701.80/x - Step 3: Cross multiply
3,950,147,417.20x = 5,925,221,125.80 × 1,622,754,701.80 - Step 4: Simplify right side
3,950,147,417.20x = 9,615,180,441,096,638,464 - Step 5: Solve for x
x = 9,615,180,441,096,638,464/3,950,147,417.20 - Step 6: Final answer
x = 2,434,132,052.70
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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.