Finding the Fourth Proportional to 841,230,284.19, 1,260,717,499.08 and 654,709,450.19
Calculator
Solution
The fourth proportional to 841,230,284.19, 1,260,717,499.08 and 654,709,450.19 is: 981,186,336.46
Step by Step Solution
- Step 1: Write the proportion equation
841,230,284.19 : 1,260,717,499.08 = 654,709,450.19 : x - Step 2: Convert to fraction form
841,230,284.19/1,260,717,499.08 = 654,709,450.19/x - Step 3: Cross multiply
841,230,284.19x = 1,260,717,499.08 × 654,709,450.19 - Step 4: Simplify right side
841,230,284.19x = 825,403,660,667,578,624 - Step 5: Solve for x
x = 825,403,660,667,578,624/841,230,284.19 - Step 6: Final answer
x = 981,186,336.46
Related Problems
Find fourth proportional to 420,615,142.10, 630,358,749.54 and 327,354,725.10
Half scale
Find fourth proportional to 1,682,460,568.38, 2,521,434,998.16 and 1,309,418,900.38
Double scale
Find fourth proportional to 841,230,285.19, 1,260,717,500.58 and 654,709,451.19
Similar ratio
Find fourth proportional to 1,261,845,426.29, 1,891,076,248.62 and 982,064,175.29
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.