Finding the Fourth Proportional to 185,804,284.19, 256,426,252.02 and 102,187,148.13
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Solution
The fourth proportional to 185,804,284.19, 256,426,252.02 and 102,187,148.13 is: 141,027,250.88
Step by Step Solution
- Step 1: Write the proportion equation
185,804,284.19 : 256,426,252.02 = 102,187,148.13 : x - Step 2: Convert to fraction form
185,804,284.19/256,426,252.02 = 102,187,148.13/x - Step 3: Cross multiply
185,804,284.19x = 256,426,252.02 × 102,187,148.13 - Step 4: Simplify right side
185,804,284.19x = 26,203,467,399,588,452 - Step 5: Solve for x
x = 26,203,467,399,588,452/185,804,284.19 - Step 6: Final answer
x = 141,027,250.88
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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.