Finding the Fourth Proportional to 1,598,587,114.80, 2,394,479,449.80 and 1,326,489,322.80
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Solution
The fourth proportional to 1,598,587,114.80, 2,394,479,449.80 and 1,326,489,322.80 is: 1,986,911,688.71
Step by Step Solution
- Step 1: Write the proportion equation
1,598,587,114.80 : 2,394,479,449.80 = 1,326,489,322.80 : x - Step 2: Convert to fraction form
1,598,587,114.80/2,394,479,449.80 = 1,326,489,322.80/x - Step 3: Cross multiply
1,598,587,114.80x = 2,394,479,449.80 × 1,326,489,322.80 - Step 4: Simplify right side
1,598,587,114.80x = 3,176,251,423,823,718,912 - Step 5: Solve for x
x = 3,176,251,423,823,718,912/1,598,587,114.80 - Step 6: Final answer
x = 1,986,911,688.71
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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.