Finding the Fourth Proportional to 229,395,040.99, 316,482,116.37 and 150,055,389.88
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Solution
The fourth proportional to 229,395,040.99, 316,482,116.37 and 150,055,389.88 is: 207,022,118.51
Step by Step Solution
- Step 1: Write the proportion equation
229,395,040.99 : 316,482,116.37 = 150,055,389.88 : x - Step 2: Convert to fraction form
229,395,040.99/316,482,116.37 = 150,055,389.88/x - Step 3: Cross multiply
229,395,040.99x = 316,482,116.37 × 150,055,389.88 - Step 4: Simplify right side
229,395,040.99x = 47,489,847,361,438,776 - Step 5: Solve for x
x = 47,489,847,361,438,776/229,395,040.99 - Step 6: Final answer
x = 207,022,118.51
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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.