Finding the Fourth Proportional to 248,832,747.20, 373,249,120.80 and 224,646,276.80
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Solution
The fourth proportional to 248,832,747.20, 373,249,120.80 and 224,646,276.80 is: 336,969,415.20
Step by Step Solution
- Step 1: Write the proportion equation
248,832,747.20 : 373,249,120.80 = 224,646,276.80 : x - Step 2: Convert to fraction form
248,832,747.20/373,249,120.80 = 224,646,276.80/x - Step 3: Cross multiply
248,832,747.20x = 373,249,120.80 × 224,646,276.80 - Step 4: Simplify right side
248,832,747.20x = 83,849,025,306,593,440 - Step 5: Solve for x
x = 83,849,025,306,593,440/248,832,747.20 - Step 6: Final answer
x = 336,969,415.20
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1.5x scale
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.