Finding the Fourth Proportional to 4,315,879,809.79, 5,955,851,269.82 and 2,410,668,395.62
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Solution
The fourth proportional to 4,315,879,809.79, 5,955,851,269.82 and 2,410,668,395.62 is: 3,326,687,270.72
Step by Step Solution
- Step 1: Write the proportion equation
4,315,879,809.79 : 5,955,851,269.82 = 2,410,668,395.62 : x - Step 2: Convert to fraction form
4,315,879,809.79/5,955,851,269.82 = 2,410,668,395.62/x - Step 3: Cross multiply
4,315,879,809.79x = 5,955,851,269.82 × 2,410,668,395.62 - Step 4: Simplify right side
4,315,879,809.79x = 14,357,582,425,159,104,512 - Step 5: Solve for x
x = 14,357,582,425,159,104,512/4,315,879,809.79 - Step 6: Final answer
x = 3,326,687,270.72
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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.