Finding the Fourth Proportional to 1,322,850,058.96, 1,825,518,594.36 and 728,121,827.92
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Solution
The fourth proportional to 1,322,850,058.96, 1,825,518,594.36 and 728,121,827.92 is: 1,004,800,148.61
Step by Step Solution
- Step 1: Write the proportion equation
1,322,850,058.96 : 1,825,518,594.36 = 728,121,827.92 : x - Step 2: Convert to fraction form
1,322,850,058.96/1,825,518,594.36 = 728,121,827.92/x - Step 3: Cross multiply
1,322,850,058.96x = 1,825,518,594.36 × 728,121,827.92 - Step 4: Simplify right side
1,322,850,058.96x = 1,329,199,935,827,352,064 - Step 5: Solve for x
x = 1,329,199,935,827,352,064/1,322,850,058.96 - Step 6: Final answer
x = 1,004,800,148.61
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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.