Finding the Fourth Proportional to 277,225,863.04, 382,576,221.39 and 151,775,966.08
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Solution
The fourth proportional to 277,225,863.04, 382,576,221.39 and 151,775,966.08 is: 209,453,313.50
Step by Step Solution
- Step 1: Write the proportion equation
277,225,863.04 : 382,576,221.39 = 151,775,966.08 : x - Step 2: Convert to fraction form
277,225,863.04/382,576,221.39 = 151,775,966.08/x - Step 3: Cross multiply
277,225,863.04x = 382,576,221.39 × 151,775,966.08 - Step 4: Simplify right side
277,225,863.04x = 58,065,875,600,703,216 - Step 5: Solve for x
x = 58,065,875,600,703,216/277,225,863.04 - Step 6: Final answer
x = 209,453,313.50
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1.5x scale
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.