Finding the Fourth Proportional to 2,376,254,910.80, 3,564,382,366.20 and 2,172,013,605.20
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Solution
The fourth proportional to 2,376,254,910.80, 3,564,382,366.20 and 2,172,013,605.20 is: 3,258,020,407.80
Step by Step Solution
- Step 1: Write the proportion equation
2,376,254,910.80 : 3,564,382,366.20 = 2,172,013,605.20 : x - Step 2: Convert to fraction form
2,376,254,910.80/3,564,382,366.20 = 2,172,013,605.20/x - Step 3: Cross multiply
2,376,254,910.80x = 3,564,382,366.20 × 2,172,013,605.20 - Step 4: Simplify right side
2,376,254,910.80x = 7,741,886,993,521,367,040 - Step 5: Solve for x
x = 7,741,886,993,521,367,040/2,376,254,910.80 - Step 6: Final answer
x = 3,258,020,407.80
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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.