Finding the Fourth Proportional to 236,266,598.52, 326,047,918.20 and 130,420,041.84
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Solution
The fourth proportional to 236,266,598.52, 326,047,918.20 and 130,420,041.84 is: 179,979,664.50
Step by Step Solution
- Step 1: Write the proportion equation
236,266,598.52 : 326,047,918.20 = 130,420,041.84 : x - Step 2: Convert to fraction form
236,266,598.52/326,047,918.20 = 130,420,041.84/x - Step 3: Cross multiply
236,266,598.52x = 326,047,918.20 × 130,420,041.84 - Step 4: Simplify right side
236,266,598.52x = 42,523,183,133,488,896 - Step 5: Solve for x
x = 42,523,183,133,488,896/236,266,598.52 - Step 6: Final answer
x = 179,979,664.50
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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.