Finding the Fourth Proportional to 876,364,556.16, 1,313,402,243.04 and 668,341,277.04
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Solution
The fourth proportional to 876,364,556.16, 1,313,402,243.04 and 668,341,277.04 is: 1,001,639,016.79
Step by Step Solution
- Step 1: Write the proportion equation
876,364,556.16 : 1,313,402,243.04 = 668,341,277.04 : x - Step 2: Convert to fraction form
876,364,556.16/1,313,402,243.04 = 668,341,277.04/x - Step 3: Cross multiply
876,364,556.16x = 1,313,402,243.04 × 668,341,277.04 - Step 4: Simplify right side
876,364,556.16x = 877,800,932,380,553,984 - Step 5: Solve for x
x = 877,800,932,380,553,984/876,364,556.16 - Step 6: Final answer
x = 1,001,639,016.79
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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.