Finding the Fourth Proportional to 889,462,362.76, 1,334,186,826.40 and 267,674,917.75
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Solution
The fourth proportional to 889,462,362.76, 1,334,186,826.40 and 267,674,917.75 is: 401,510,354.99
Step by Step Solution
- Step 1: Write the proportion equation
889,462,362.76 : 1,334,186,826.40 = 267,674,917.75 : x - Step 2: Convert to fraction form
889,462,362.76/1,334,186,826.40 = 267,674,917.75/x - Step 3: Cross multiply
889,462,362.76x = 1,334,186,826.40 × 267,674,917.75 - Step 4: Simplify right side
889,462,362.76x = 357,128,349,019,753,536 - Step 5: Solve for x
x = 357,128,349,019,753,536/889,462,362.76 - Step 6: Final answer
x = 401,510,354.99
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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.