Finding the Fourth Proportional to 165,804,552.60, 248,704,496.10 and 74,927,995.80
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Solution
The fourth proportional to 165,804,552.60, 248,704,496.10 and 74,927,995.80 is: 112,390,939.49
Step by Step Solution
- Step 1: Write the proportion equation
165,804,552.60 : 248,704,496.10 = 74,927,995.80 : x - Step 2: Convert to fraction form
165,804,552.60/248,704,496.10 = 74,927,995.80/x - Step 3: Cross multiply
165,804,552.60x = 248,704,496.10 × 74,927,995.80 - Step 4: Simplify right side
165,804,552.60x = 18,634,929,439,221,916 - Step 5: Solve for x
x = 18,634,929,439,221,916/165,804,552.60 - Step 6: Final answer
x = 112,390,939.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.