Finding the Fourth Proportional to 199,588,541.20, 299,382,811.80 and 184,658,621.20
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Solution
The fourth proportional to 199,588,541.20, 299,382,811.80 and 184,658,621.20 is: 276,987,931.80
Step by Step Solution
- Step 1: Write the proportion equation
199,588,541.20 : 299,382,811.80 = 184,658,621.20 : x - Step 2: Convert to fraction form
199,588,541.20/299,382,811.80 = 184,658,621.20/x - Step 3: Cross multiply
199,588,541.20x = 299,382,811.80 × 184,658,621.20 - Step 4: Simplify right side
199,588,541.20x = 55,283,617,237,967,088 - Step 5: Solve for x
x = 55,283,617,237,967,088/199,588,541.20 - Step 6: Final answer
x = 276,987,931.80
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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.