Finding the Fourth Proportional to 716,073,766.33, 1,074,110,920.13 and 322,140,445.99
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Solution
The fourth proportional to 716,073,766.33, 1,074,110,920.13 and 322,140,445.99 is: 483,210,790.73
Step by Step Solution
- Step 1: Write the proportion equation
716,073,766.33 : 1,074,110,920.13 = 322,140,445.99 : x - Step 2: Convert to fraction form
716,073,766.33/1,074,110,920.13 = 322,140,445.99/x - Step 3: Cross multiply
716,073,766.33x = 1,074,110,920.13 × 322,140,445.99 - Step 4: Simplify right side
716,073,766.33x = 346,014,570,851,796,800 - Step 5: Solve for x
x = 346,014,570,851,796,800/716,073,766.33 - Step 6: Final answer
x = 483,210,790.73
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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.