Finding the Fourth Proportional to 1,335,851,161.49, 2,004,332,499.42 and 588,484,437.62
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Solution
The fourth proportional to 1,335,851,161.49, 2,004,332,499.42 and 588,484,437.62 is: 882,971,484.95
Step by Step Solution
- Step 1: Write the proportion equation
1,335,851,161.49 : 2,004,332,499.42 = 588,484,437.62 : x - Step 2: Convert to fraction form
1,335,851,161.49/2,004,332,499.42 = 588,484,437.62/x - Step 3: Cross multiply
1,335,851,161.49x = 2,004,332,499.42 × 588,484,437.62 - Step 4: Simplify right side
1,335,851,161.49x = 1,179,518,483,727,088,640 - Step 5: Solve for x
x = 1,179,518,483,727,088,640/1,335,851,161.49 - Step 6: Final answer
x = 882,971,484.95
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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.