Finding the Fourth Proportional to 6,468,683,079.09, 8,926,782,580.04 and 3,498,459,330.09
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Solution
The fourth proportional to 6,468,683,079.09, 8,926,782,580.04 and 3,498,459,330.09 is: 4,827,873,838.15
Step by Step Solution
- Step 1: Write the proportion equation
6,468,683,079.09 : 8,926,782,580.04 = 3,498,459,330.09 : x - Step 2: Convert to fraction form
6,468,683,079.09/8,926,782,580.04 = 3,498,459,330.09/x - Step 3: Cross multiply
6,468,683,079.09x = 8,926,782,580.04 × 3,498,459,330.09 - Step 4: Simplify right side
6,468,683,079.09x = 31,229,985,804,825,825,280 - Step 5: Solve for x
x = 31,229,985,804,825,825,280/6,468,683,079.09 - Step 6: Final answer
x = 4,827,873,838.15
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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.