Finding the Fourth Proportional to 2,299,211,449.41, 3,172,911,309.60 and 1,241,939,432.46
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Solution
The fourth proportional to 2,299,211,449.41, 3,172,911,309.60 and 1,241,939,432.46 is: 1,713,876,151.80
Step by Step Solution
- Step 1: Write the proportion equation
2,299,211,449.41 : 3,172,911,309.60 = 1,241,939,432.46 : x - Step 2: Convert to fraction form
2,299,211,449.41/3,172,911,309.60 = 1,241,939,432.46/x - Step 3: Cross multiply
2,299,211,449.41x = 3,172,911,309.60 × 1,241,939,432.46 - Step 4: Simplify right side
2,299,211,449.41x = 3,940,563,671,090,539,520 - Step 5: Solve for x
x = 3,940,563,671,090,539,520/2,299,211,449.41 - Step 6: Final answer
x = 1,713,876,151.80
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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.