Finding the Fourth Proportional to 2,199,454,561.53, 3,035,225,955.92 and 1,195,872,115.19
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Solution
The fourth proportional to 2,199,454,561.53, 3,035,225,955.92 and 1,195,872,115.19 is: 1,650,291,916.66
Step by Step Solution
- Step 1: Write the proportion equation
2,199,454,561.53 : 3,035,225,955.92 = 1,195,872,115.19 : x - Step 2: Convert to fraction form
2,199,454,561.53/3,035,225,955.92 = 1,195,872,115.19/x - Step 3: Cross multiply
2,199,454,561.53x = 3,035,225,955.92 × 1,195,872,115.19 - Step 4: Simplify right side
2,199,454,561.53x = 3,629,742,083,964,484,608 - Step 5: Solve for x
x = 3,629,742,083,964,484,608/2,199,454,561.53 - Step 6: Final answer
x = 1,650,291,916.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.