Finding the Fourth Proportional to 5,706,578,923.70, 7,847,153,141.19 and 4,952,583,080.03
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Solution
The fourth proportional to 5,706,578,923.70, 7,847,153,141.19 and 4,952,583,080.03 is: 6,810,328,638.77
Step by Step Solution
- Step 1: Write the proportion equation
5,706,578,923.70 : 7,847,153,141.19 = 4,952,583,080.03 : x - Step 2: Convert to fraction form
5,706,578,923.70/7,847,153,141.19 = 4,952,583,080.03/x - Step 3: Cross multiply
5,706,578,923.70x = 7,847,153,141.19 × 4,952,583,080.03 - Step 4: Simplify right side
5,706,578,923.70x = 38,863,677,873,461,854,208 - Step 5: Solve for x
x = 38,863,677,873,461,854,208/5,706,578,923.70 - Step 6: Final answer
x = 6,810,328,638.77
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1.5x scale
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.