Finding the Fourth Proportional to 4,659,683,679.41, 6,989,551,648.22 and 1,554,257,797.07
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Solution
The fourth proportional to 4,659,683,679.41, 6,989,551,648.22 and 1,554,257,797.07 is: 2,331,395,411.08
Step by Step Solution
- Step 1: Write the proportion equation
4,659,683,679.41 : 6,989,551,648.22 = 1,554,257,797.07 : x - Step 2: Convert to fraction form
4,659,683,679.41/6,989,551,648.22 = 1,554,257,797.07/x - Step 3: Cross multiply
4,659,683,679.41x = 6,989,551,648.22 × 1,554,257,797.07 - Step 4: Simplify right side
4,659,683,679.41x = 10,863,565,147,238,342,656 - Step 5: Solve for x
x = 10,863,565,147,238,342,656/4,659,683,679.41 - Step 6: Final answer
x = 2,331,395,411.08
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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.