Finding the Fourth Proportional to 224,344,405.74, 309,646,935.90 and 131,554,807.14
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Solution
The fourth proportional to 224,344,405.74, 309,646,935.90 and 131,554,807.14 is: 181,575,924.75
Step by Step Solution
- Step 1: Write the proportion equation
224,344,405.74 : 309,646,935.90 = 131,554,807.14 : x - Step 2: Convert to fraction form
224,344,405.74/309,646,935.90 = 131,554,807.14/x - Step 3: Cross multiply
224,344,405.74x = 309,646,935.90 × 131,554,807.14 - Step 4: Simplify right side
224,344,405.74x = 40,735,542,933,816,440 - Step 5: Solve for x
x = 40,735,542,933,816,440/224,344,405.74 - Step 6: Final answer
x = 181,575,924.75
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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.