Finding the Fourth Proportional to 193,562,226.72, 267,115,726.08 and 106,642,098.72
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Solution
The fourth proportional to 193,562,226.72, 267,115,726.08 and 106,642,098.72 is: 147,166,015.36
Step by Step Solution
- Step 1: Write the proportion equation
193,562,226.72 : 267,115,726.08 = 106,642,098.72 : x - Step 2: Convert to fraction form
193,562,226.72/267,115,726.08 = 106,642,098.72/x - Step 3: Cross multiply
193,562,226.72x = 267,115,726.08 × 106,642,098.72 - Step 4: Simplify right side
193,562,226.72x = 28,485,781,630,287,840 - Step 5: Solve for x
x = 28,485,781,630,287,840/193,562,226.72 - Step 6: Final answer
x = 147,166,015.36
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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.