Finding the Fourth Proportional to 1,574,101,117.30, 2,361,207,663.15 and 483,582,435.70
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Solution
The fourth proportional to 1,574,101,117.30, 2,361,207,663.15 and 483,582,435.70 is: 725,390,853.48
Step by Step Solution
- Step 1: Write the proportion equation
1,574,101,117.30 : 2,361,207,663.15 = 483,582,435.70 : x - Step 2: Convert to fraction form
1,574,101,117.30/2,361,207,663.15 = 483,582,435.70/x - Step 3: Cross multiply
1,574,101,117.30x = 2,361,207,663.15 × 483,582,435.70 - Step 4: Simplify right side
1,574,101,117.30x = 1,141,838,552,939,582,208 - Step 5: Solve for x
x = 1,141,838,552,939,582,208/1,574,101,117.30 - Step 6: Final answer
x = 725,390,853.48
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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.