Finding the Fourth Proportional to 5,022,538,846.99, 6,930,653,106.30 and 2,908,137,498.44
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Solution
The fourth proportional to 5,022,538,846.99, 6,930,653,106.30 and 2,908,137,498.44 is: 4,012,968,899.02
Step by Step Solution
- Step 1: Write the proportion equation
5,022,538,846.99 : 6,930,653,106.30 = 2,908,137,498.44 : x - Step 2: Convert to fraction form
5,022,538,846.99/6,930,653,106.30 = 2,908,137,498.44/x - Step 3: Cross multiply
5,022,538,846.99x = 6,930,653,106.30 × 2,908,137,498.44 - Step 4: Simplify right side
5,022,538,846.99x = 20,155,292,187,076,042,752 - Step 5: Solve for x
x = 20,155,292,187,076,042,752/5,022,538,846.99 - Step 6: Final answer
x = 4,012,968,899.02
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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.