Finding the Fourth Proportional to 366,485,842.88, 549,991,040.28 and 133,316,104.12
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Solution
The fourth proportional to 366,485,842.88, 549,991,040.28 and 133,316,104.12 is: 200,069,563.98
Step by Step Solution
- Step 1: Write the proportion equation
366,485,842.88 : 549,991,040.28 = 133,316,104.12 : x - Step 2: Convert to fraction form
366,485,842.88/549,991,040.28 = 133,316,104.12/x - Step 3: Cross multiply
366,485,842.88x = 549,991,040.28 × 133,316,104.12 - Step 4: Simplify right side
366,485,842.88x = 73,322,662,791,035,600 - Step 5: Solve for x
x = 73,322,662,791,035,600/366,485,842.88 - Step 6: Final answer
x = 200,069,563.98
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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.