Finding the Fourth Proportional to 1,046,879,459.92, 1,444,750,468.32 and 600,839,257.12
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Solution
The fourth proportional to 1,046,879,459.92, 1,444,750,468.32 and 600,839,257.12 is: 829,190,782.07
Step by Step Solution
- Step 1: Write the proportion equation
1,046,879,459.92 : 1,444,750,468.32 = 600,839,257.12 : x - Step 2: Convert to fraction form
1,046,879,459.92/1,444,750,468.32 = 600,839,257.12/x - Step 3: Cross multiply
1,046,879,459.92x = 1,444,750,468.32 × 600,839,257.12 - Step 4: Simplify right side
1,046,879,459.92x = 868,062,798,109,160,832 - Step 5: Solve for x
x = 868,062,798,109,160,832/1,046,879,459.92 - Step 6: Final answer
x = 829,190,782.07
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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.